1640883376

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{9323201}}^1$

素因数の和:9323220

約数の個数: 20

約数和(自身を含む): 3468231144

約数和(自身を除く): 1827347768

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 9323201, 18646402, 37292804, 74585608, 102555211, 149171216, 205110422, 410220844, 820441688, 1640883376]

約数ペア:

[(1, 1640883376), (2, 820441688), (4, 410220844), (8, 205110422), (11, 149171216), (16, 102555211), (22, 74585608), (44, 37292804), (88, 18646402), (176, 9323201)]