1977404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3457}}^1$

素因数の和:3485

約数の個数: 24

約数和(自身を含む): 4066608

約数和(自身を除く): 2089204

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 3457, 6914, 13828, 38027, 44941, 76054, 89882, 152108, 179764, 494351, 988702, 1977404]

約数ペア:

[(1, 1977404), (2, 988702), (4, 494351), (11, 179764), (13, 152108), (22, 89882), (26, 76054), (44, 44941), (52, 38027), (143, 13828), (286, 6914), (572, 3457)]