20199061968

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10263751}}^1$

素因数の和:10263803

約数の個数: 40

約数和(自身を含む): 53453620416

約数和(自身を除く): 33254558448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10263751, 20527502, 30791253, 41055004, 61582506, 82110008, 123165012, 164220016, 246330024, 420813791, 492660048, 841627582, 1262441373, 1683255164, 2524882746, 3366510328, 5049765492, 6733020656, 10099530984, 20199061968]

約数ペア:

[(1, 20199061968), (2, 10099530984), (3, 6733020656), (4, 5049765492), (6, 3366510328), (8, 2524882746), (12, 1683255164), (16, 1262441373), (24, 841627582), (41, 492660048), (48, 420813791), (82, 246330024), (123, 164220016), (164, 123165012), (246, 82110008), (328, 61582506), (492, 41055004), (656, 30791253), (984, 20527502), (1968, 10263751)]