18385156

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{499}}^1$

素因数の和:715

約数の個数: 24

約数和(自身を含む): 32984000

約数和(自身を除く): 14598844

約数列:

[1, 2, 4, 61, 122, 151, 244, 302, 499, 604, 998, 1996, 9211, 18422, 30439, 36844, 60878, 75349, 121756, 150698, 301396, 4596289, 9192578, 18385156]

約数ペア:

[(1, 18385156), (2, 9192578), (4, 4596289), (61, 301396), (122, 150698), (151, 121756), (244, 75349), (302, 60878), (499, 36844), (604, 30439), (998, 18422), (1996, 9211)]