20901477576

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{569}}^1\times {\mathrm{5333}}^1$

素因数の和:5959

約数の個数: 128

約数和(自身を含む): 61294060800

約数和(自身を除く): 40392583224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 164, 168, 246, 287, 328, 492, 569, 574, 861, 984, 1138, 1148, 1707, 1722, 2276, 2296, 3414, 3444, 3983, 4552, 5333, 6828, 6888, 7966, 10666, 11949, 13656, 15932, 15999, 21332, 23329, 23898, 31864, 31998, 37331, 42664, 46658, 47796, 63996, 69987, 74662, 93316, 95592, 111993, 127992, 139974, 149324, 163303, 186632, 218653, 223986, 279948, 298648, 326606, 437306, 447972, 489909, 559896, 653212, 655959, 874612, 895944, 979818, 1306424, 1311918, 1530571, 1749224, 1959636, 2623836, 3034477, 3061142, 3919272, 4591713, 5247672, 6068954, 6122284, 9103431, 9183426, 12137908, 12244568, 18206862, 18366852, 21241339, 24275816, 36413724, 36733704, 42482678, 63724017, 72827448, 84965356, 124413557, 127448034, 169930712, 248827114, 254896068, 373240671, 497654228, 509792136, 746481342, 870894899, 995308456, 1492962684, 1741789798, 2612684697, 2985925368, 3483579596, 5225369394, 6967159192, 10450738788, 20901477576]

約数ペア:

[(1, 20901477576), (2, 10450738788), (3, 6967159192), (4, 5225369394), (6, 3483579596), (7, 2985925368), (8, 2612684697), (12, 1741789798), (14, 1492962684), (21, 995308456), (24, 870894899), (28, 746481342), (41, 509792136), (42, 497654228), (56, 373240671), (82, 254896068), (84, 248827114), (123, 169930712), (164, 127448034), (168, 124413557), (246, 84965356), (287, 72827448), (328, 63724017), (492, 42482678), (569, 36733704), (574, 36413724), (861, 24275816), (984, 21241339), (1138, 18366852), (1148, 18206862), (1707, 12244568), (1722, 12137908), (2276, 9183426), (2296, 9103431), (3414, 6122284), (3444, 6068954), (3983, 5247672), (4552, 4591713), (5333, 3919272), (6828, 3061142), (6888, 3034477), (7966, 2623836), (10666, 1959636), (11949, 1749224), (13656, 1530571), (15932, 1311918), (15999, 1306424), (21332, 979818), (23329, 895944), (23898, 874612), (31864, 655959), (31998, 653212), (37331, 559896), (42664, 489909), (46658, 447972), (47796, 437306), (63996, 326606), (69987, 298648), (74662, 279948), (93316, 223986), (95592, 218653), (111993, 186632), (127992, 163303), (139974, 149324)]