4315394

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:222

約数の個数: 24

約数和(自身を含む): 7040880

約数和(自身を除く): 2725486

約数列:

[1, 2, 19, 38, 43, 86, 139, 278, 361, 722, 817, 1634, 2641, 5282, 5977, 11954, 15523, 31046, 50179, 100358, 113563, 227126, 2157697, 4315394]

約数ペア:

[(1, 4315394), (2, 2157697), (19, 227126), (38, 113563), (43, 100358), (86, 50179), (139, 31046), (278, 15523), (361, 11954), (722, 5977), (817, 5282), (1634, 2641)]