20189701878

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{4357}}^1\times {\mathrm{11527}}^1$

素因数の和:15956

約数の個数: 32

約数和(自身を含む): 40995043584

約数和(自身を除く): 20805341706

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 4357, 8714, 11527, 13071, 23054, 26142, 34581, 69162, 291919, 583838, 772309, 875757, 1544618, 1751514, 2316927, 4633854, 50223139, 100446278, 150669417, 301338834, 3364950313, 6729900626, 10094850939, 20189701878]

約数ペア:

[(1, 20189701878), (2, 10094850939), (3, 6729900626), (6, 3364950313), (67, 301338834), (134, 150669417), (201, 100446278), (402, 50223139), (4357, 4633854), (8714, 2316927), (11527, 1751514), (13071, 1544618), (23054, 875757), (26142, 772309), (34581, 583838), (69162, 291919)]