20122012988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1051}}^1\times {\mathrm{5651}}^1$

素因数の和:6735

約数の個数: 72

約数和(自身を含む): 44285092992

約数和(自身を除く): 24163080004

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1051, 1694, 2102, 3388, 4204, 5651, 7357, 11302, 11561, 14714, 22604, 23122, 29428, 39557, 46244, 62161, 79114, 80927, 124322, 127171, 158228, 161854, 248644, 254342, 323708, 435127, 508684, 683771, 870254, 890197, 1367542, 1740508, 1780394, 2735084, 3560788, 4786397, 5939201, 9572794, 11878402, 19145588, 23756804, 41574407, 65331211, 83148814, 130662422, 166297628, 261324844, 457318477, 718643321, 914636954, 1437286642, 1829273908, 2874573284, 5030503247, 10061006494, 20122012988]

約数ペア:

[(1, 20122012988), (2, 10061006494), (4, 5030503247), (7, 2874573284), (11, 1829273908), (14, 1437286642), (22, 914636954), (28, 718643321), (44, 457318477), (77, 261324844), (121, 166297628), (154, 130662422), (242, 83148814), (308, 65331211), (484, 41574407), (847, 23756804), (1051, 19145588), (1694, 11878402), (2102, 9572794), (3388, 5939201), (4204, 4786397), (5651, 3560788), (7357, 2735084), (11302, 1780394), (11561, 1740508), (14714, 1367542), (22604, 890197), (23122, 870254), (29428, 683771), (39557, 508684), (46244, 435127), (62161, 323708), (79114, 254342), (80927, 248644), (124322, 161854), (127171, 158228)]