19723924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{3967}}^1$

素因数の和:4095

約数の個数: 24

約数和(自身を含む): 37997568

約数和(自身を除く): 18273644

約数列:

[1, 2, 4, 11, 22, 44, 113, 226, 452, 1243, 2486, 3967, 4972, 7934, 15868, 43637, 87274, 174548, 448271, 896542, 1793084, 4930981, 9861962, 19723924]

約数ペア:

[(1, 19723924), (2, 9861962), (4, 4930981), (11, 1793084), (22, 896542), (44, 448271), (113, 174548), (226, 87274), (452, 43637), (1243, 15868), (2486, 7934), (3967, 4972)]