20716972416

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{48473}}^1$

素因数の和:48553

約数の個数: 192

約数和(自身を含む): 69418645920

約数和(自身を除く): 48701673504

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 53, 56, 63, 64, 72, 84, 96, 106, 112, 126, 128, 144, 159, 168, 192, 212, 224, 252, 288, 318, 336, 371, 384, 424, 448, 477, 504, 576, 636, 672, 742, 848, 896, 954, 1008, 1113, 1152, 1272, 1344, 1484, 1696, 1908, 2016, 2226, 2544, 2688, 2968, 3339, 3392, 3816, 4032, 4452, 5088, 5936, 6678, 6784, 7632, 8064, 8904, 10176, 11872, 13356, 15264, 17808, 20352, 23744, 26712, 30528, 35616, 47488, 48473, 53424, 61056, 71232, 96946, 106848, 142464, 145419, 193892, 213696, 290838, 339311, 387784, 427392, 436257, 581676, 678622, 775568, 872514, 1017933, 1163352, 1357244, 1551136, 1745028, 2035866, 2326704, 2569069, 2714488, 3053799, 3102272, 3490056, 4071732, 4653408, 5138138, 5428976, 6107598, 6204544, 6980112, 7707207, 8143464, 9306816, 10276276, 10857952, 12215196, 13960224, 15414414, 16286928, 17983483, 18613632, 20552552, 21715904, 23121621, 24430392, 27920448, 30828828, 32573856, 35966966, 41105104, 43431808, 46243242, 48860784, 53950449, 55840896, 61657656, 65147712, 71933932, 82210208, 92486484, 97721568, 107900898, 123315312, 130295424, 143867864, 161851347, 164420416, 184972968, 195443136, 215801796, 246630624, 287735728, 323702694, 328840832, 369945936, 390886272, 431603592, 493261248, 575471456, 647405388, 739891872, 863207184, 986522496, 1150942912, 1294810776, 1479783744, 1726414368, 2301885824, 2589621552, 2959567488, 3452828736, 5179243104, 6905657472, 10358486208, 20716972416]

約数ペア:

[(1, 20716972416), (2, 10358486208), (3, 6905657472), (4, 5179243104), (6, 3452828736), (7, 2959567488), (8, 2589621552), (9, 2301885824), (12, 1726414368), (14, 1479783744), (16, 1294810776), (18, 1150942912), (21, 986522496), (24, 863207184), (28, 739891872), (32, 647405388), (36, 575471456), (42, 493261248), (48, 431603592), (53, 390886272), (56, 369945936), (63, 328840832), (64, 323702694), (72, 287735728), (84, 246630624), (96, 215801796), (106, 195443136), (112, 184972968), (126, 164420416), (128, 161851347), (144, 143867864), (159, 130295424), (168, 123315312), (192, 107900898), (212, 97721568), (224, 92486484), (252, 82210208), (288, 71933932), (318, 65147712), (336, 61657656), (371, 55840896), (384, 53950449), (424, 48860784), (448, 46243242), (477, 43431808), (504, 41105104), (576, 35966966), (636, 32573856), (672, 30828828), (742, 27920448), (848, 24430392), (896, 23121621), (954, 21715904), (1008, 20552552), (1113, 18613632), (1152, 17983483), (1272, 16286928), (1344, 15414414), (1484, 13960224), (1696, 12215196), (1908, 10857952), (2016, 10276276), (2226, 9306816), (2544, 8143464), (2688, 7707207), (2968, 6980112), (3339, 6204544), (3392, 6107598), (3816, 5428976), (4032, 5138138), (4452, 4653408), (5088, 4071732), (5936, 3490056), (6678, 3102272), (6784, 3053799), (7632, 2714488), (8064, 2569069), (8904, 2326704), (10176, 2035866), (11872, 1745028), (13356, 1551136), (15264, 1357244), (17808, 1163352), (20352, 1017933), (23744, 872514), (26712, 775568), (30528, 678622), (35616, 581676), (47488, 436257), (48473, 427392), (53424, 387784), (61056, 339311), (71232, 290838), (96946, 213696), (106848, 193892), (142464, 145419)]