18897856

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{15541}}^1$

素因数の和:15572

約数の個数: 28

約数和(自身を含む): 39476680

約数和(自身を除く): 20578824

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 15541, 31082, 62164, 124328, 248656, 295279, 497312, 590558, 994624, 1181116, 2362232, 4724464, 9448928, 18897856]

約数ペア:

[(1, 18897856), (2, 9448928), (4, 4724464), (8, 2362232), (16, 1181116), (19, 994624), (32, 590558), (38, 497312), (64, 295279), (76, 248656), (152, 124328), (304, 62164), (608, 31082), (1216, 15541)]