19764404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{26423}}^1$

素因数の和:26455

約数の個数: 24

約数和(自身を含む): 39953088

約数和(自身を除く): 20188684

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 26423, 52846, 105692, 290653, 449191, 581306, 898382, 1162612, 1796764, 4941101, 9882202, 19764404]

約数ペア:

[(1, 19764404), (2, 9882202), (4, 4941101), (11, 1796764), (17, 1162612), (22, 898382), (34, 581306), (44, 449191), (68, 290653), (187, 105692), (374, 52846), (748, 26423)]