18839110

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:408

約数の個数: 32

約数和(自身を含む): 34813152

約数和(自身を除く): 15974042

約数列:

[1, 2, 5, 10, 73, 131, 146, 197, 262, 365, 394, 655, 730, 985, 1310, 1970, 9563, 14381, 19126, 25807, 28762, 47815, 51614, 71905, 95630, 129035, 143810, 258070, 1883911, 3767822, 9419555, 18839110]

約数ペア:

[(1, 18839110), (2, 9419555), (5, 3767822), (10, 1883911), (73, 258070), (131, 143810), (146, 129035), (197, 95630), (262, 71905), (365, 51614), (394, 47815), (655, 28762), (730, 25807), (985, 19126), (1310, 14381), (1970, 9563)]