11867420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19141}}^1$

素因数の和:19181

約数の個数: 24

約数和(自身を含む): 25726848

約数和(自身を除く): 13859428

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 19141, 38282, 76564, 95705, 191410, 382820, 593371, 1186742, 2373484, 2966855, 5933710, 11867420]

約数ペア:

[(1, 11867420), (2, 5933710), (4, 2966855), (5, 2373484), (10, 1186742), (20, 593371), (31, 382820), (62, 191410), (124, 95705), (155, 76564), (310, 38282), (620, 19141)]