20149932608

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{249677}}^1$

素因数の和:249799

約数の個数: 56

約数和(自身を含む): 43504893432

約数和(自身を除く): 23354960824

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 97, 104, 194, 208, 388, 416, 776, 832, 1261, 1552, 2522, 3104, 5044, 6208, 10088, 20176, 40352, 80704, 249677, 499354, 998708, 1997416, 3245801, 3994832, 6491602, 7989664, 12983204, 15979328, 24218669, 25966408, 48437338, 51932816, 96874676, 103865632, 193749352, 207731264, 314842697, 387498704, 629685394, 774997408, 1259370788, 1549994816, 2518741576, 5037483152, 10074966304, 20149932608]

約数ペア:

[(1, 20149932608), (2, 10074966304), (4, 5037483152), (8, 2518741576), (13, 1549994816), (16, 1259370788), (26, 774997408), (32, 629685394), (52, 387498704), (64, 314842697), (97, 207731264), (104, 193749352), (194, 103865632), (208, 96874676), (388, 51932816), (416, 48437338), (776, 25966408), (832, 24218669), (1261, 15979328), (1552, 12983204), (2522, 7989664), (3104, 6491602), (5044, 3994832), (6208, 3245801), (10088, 1997416), (20176, 998708), (40352, 499354), (80704, 249677)]