20198354826

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{207661}}^1$

素因数の和:207751

約数の個数: 64

約数和(自身を含む): 46051125120

約数和(自身を除く): 25852770294

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 43, 58, 78, 86, 87, 129, 174, 258, 377, 559, 754, 1118, 1131, 1247, 1677, 2262, 2494, 3354, 3741, 7482, 16211, 32422, 48633, 97266, 207661, 415322, 622983, 1245966, 2699593, 5399186, 6022169, 8098779, 8929423, 12044338, 16197558, 17858846, 18066507, 26788269, 36133014, 53576538, 78288197, 116082499, 156576394, 232164998, 234864591, 258953267, 348247497, 469729182, 517906534, 696494994, 776859801, 1553719602, 3366392471, 6732784942, 10099177413, 20198354826]

約数ペア:

[(1, 20198354826), (2, 10099177413), (3, 6732784942), (6, 3366392471), (13, 1553719602), (26, 776859801), (29, 696494994), (39, 517906534), (43, 469729182), (58, 348247497), (78, 258953267), (86, 234864591), (87, 232164998), (129, 156576394), (174, 116082499), (258, 78288197), (377, 53576538), (559, 36133014), (754, 26788269), (1118, 18066507), (1131, 17858846), (1247, 16197558), (1677, 12044338), (2262, 8929423), (2494, 8098779), (3354, 6022169), (3741, 5399186), (7482, 2699593), (16211, 1245966), (32422, 622983), (48633, 415322), (97266, 207661)]