20735353912

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:646

約数の個数: 192

約数和(自身を含む): 49851698400

約数和(自身を除く): 29116344488

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 73, 91, 98, 104, 139, 146, 182, 196, 278, 292, 364, 392, 401, 511, 556, 584, 637, 728, 802, 949, 973, 1022, 1112, 1274, 1604, 1807, 1898, 1946, 2044, 2548, 2807, 3208, 3577, 3614, 3796, 3892, 4088, 5096, 5213, 5614, 6643, 6811, 7154, 7228, 7592, 7784, 10147, 10426, 11228, 12649, 13286, 13622, 14308, 14456, 19649, 20294, 20852, 22456, 25298, 26572, 27244, 28616, 29273, 36491, 39298, 40588, 41704, 46501, 50596, 53144, 54488, 55739, 58546, 71029, 72982, 78596, 81176, 88543, 93002, 101192, 111478, 117092, 131911, 142058, 145964, 157192, 177086, 186004, 204911, 222956, 234184, 255437, 263822, 284116, 291928, 354172, 372008, 380549, 390173, 409822, 445912, 497203, 510874, 527644, 568232, 708344, 724607, 761098, 780346, 819644, 923377, 994406, 1021748, 1055288, 1434377, 1449214, 1522196, 1560692, 1639288, 1846754, 1988812, 2043496, 2663843, 2731211, 2868754, 2898428, 3044392, 3121384, 3693508, 3977624, 4068947, 5072249, 5327686, 5462422, 5737508, 5796856, 6463639, 7387016, 8137894, 10144498, 10655372, 10924844, 11475016, 12927278, 16275788, 18646901, 20288996, 21310744, 21849688, 25854556, 28482629, 32551576, 35505743, 37293802, 40577992, 51709112, 52896311, 56965258, 71011486, 74587604, 105792622, 113930516, 142022972, 149175208, 199378403, 211585244, 227861032, 284045944, 370274177, 398756806, 423170488, 740548354, 797513612, 1481096708, 1595027224, 2591919239, 2962193416, 5183838478, 10367676956, 20735353912]

約数ペア:

[(1, 20735353912), (2, 10367676956), (4, 5183838478), (7, 2962193416), (8, 2591919239), (13, 1595027224), (14, 1481096708), (26, 797513612), (28, 740548354), (49, 423170488), (52, 398756806), (56, 370274177), (73, 284045944), (91, 227861032), (98, 211585244), (104, 199378403), (139, 149175208), (146, 142022972), (182, 113930516), (196, 105792622), (278, 74587604), (292, 71011486), (364, 56965258), (392, 52896311), (401, 51709112), (511, 40577992), (556, 37293802), (584, 35505743), (637, 32551576), (728, 28482629), (802, 25854556), (949, 21849688), (973, 21310744), (1022, 20288996), (1112, 18646901), (1274, 16275788), (1604, 12927278), (1807, 11475016), (1898, 10924844), (1946, 10655372), (2044, 10144498), (2548, 8137894), (2807, 7387016), (3208, 6463639), (3577, 5796856), (3614, 5737508), (3796, 5462422), (3892, 5327686), (4088, 5072249), (5096, 4068947), (5213, 3977624), (5614, 3693508), (6643, 3121384), (6811, 3044392), (7154, 2898428), (7228, 2868754), (7592, 2731211), (7784, 2663843), (10147, 2043496), (10426, 1988812), (11228, 1846754), (12649, 1639288), (13286, 1560692), (13622, 1522196), (14308, 1449214), (14456, 1434377), (19649, 1055288), (20294, 1021748), (20852, 994406), (22456, 923377), (25298, 819644), (26572, 780346), (27244, 761098), (28616, 724607), (29273, 708344), (36491, 568232), (39298, 527644), (40588, 510874), (41704, 497203), (46501, 445912), (50596, 409822), (53144, 390173), (54488, 380549), (55739, 372008), (58546, 354172), (71029, 291928), (72982, 284116), (78596, 263822), (81176, 255437), (88543, 234184), (93002, 222956), (101192, 204911), (111478, 186004), (117092, 177086), (131911, 157192), (142058, 145964)]