18741676

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{12979}}^1$

素因数の和:13021

約数の個数: 18

約数和(自身を含む): 34617660

約数和(自身を除く): 15875984

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 12979, 25958, 51916, 246601, 493202, 986404, 4685419, 9370838, 18741676]

約数ペア:

[(1, 18741676), (2, 9370838), (4, 4685419), (19, 986404), (38, 493202), (76, 246601), (361, 51916), (722, 25958), (1444, 12979)]