19707872

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{26777}}^1$

素因数の和:26810

約数の個数: 24

約数和(自身を含む): 40488336

約数和(自身を除く): 20780464

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 368, 736, 26777, 53554, 107108, 214216, 428432, 615871, 856864, 1231742, 2463484, 4926968, 9853936, 19707872]

約数ペア:

[(1, 19707872), (2, 9853936), (4, 4926968), (8, 2463484), (16, 1231742), (23, 856864), (32, 615871), (46, 428432), (92, 214216), (184, 107108), (368, 53554), (736, 26777)]