20403064

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2251}}^1$

素因数の和:2371

約数の個数: 32

約数和(自身を含む): 42157440

約数和(自身を除く): 21754376

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 103, 206, 412, 824, 1133, 2251, 2266, 4502, 4532, 9004, 9064, 18008, 24761, 49522, 99044, 198088, 231853, 463706, 927412, 1854824, 2550383, 5100766, 10201532, 20403064]

約数ペア:

[(1, 20403064), (2, 10201532), (4, 5100766), (8, 2550383), (11, 1854824), (22, 927412), (44, 463706), (88, 231853), (103, 198088), (206, 99044), (412, 49522), (824, 24761), (1133, 18008), (2251, 9064), (2266, 9004), (4502, 4532)]