19745044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{8467}}^1$

素因数の和:8535

約数の個数: 24

約数和(自身を含む): 38410848

約数和(自身を除く): 18665804

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 8467, 16934, 33868, 93137, 186274, 372548, 448751, 897502, 1795004, 4936261, 9872522, 19745044]

約数ペア:

[(1, 19745044), (2, 9872522), (4, 4936261), (11, 1795004), (22, 897502), (44, 448751), (53, 372548), (106, 186274), (212, 93137), (583, 33868), (1166, 16934), (2332, 8467)]