20099536

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{11117}}^1$

素因数の和:11238

約数の個数: 20

約数和(自身を含む): 39291012

約数和(自身を除く): 19191476

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 11117, 22234, 44468, 88936, 177872, 1256221, 2512442, 5024884, 10049768, 20099536]

約数ペア:

[(1, 20099536), (2, 10049768), (4, 5024884), (8, 2512442), (16, 1256221), (113, 177872), (226, 88936), (452, 44468), (904, 22234), (1808, 11117)]