19649116

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{1129}}^1$

素因数の和:1381

約数の個数: 24

約数和(自身を含む): 36386000

約数和(自身を除く): 16736884

約数列:

[1, 2, 4, 19, 38, 76, 229, 458, 916, 1129, 2258, 4351, 4516, 8702, 17404, 21451, 42902, 85804, 258541, 517082, 1034164, 4912279, 9824558, 19649116]

約数ペア:

[(1, 19649116), (2, 9824558), (4, 4912279), (19, 1034164), (38, 517082), (76, 258541), (229, 85804), (458, 42902), (916, 21451), (1129, 17404), (2258, 8702), (4351, 4516)]