18668518

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{1009}}^1$

素因数の和:1080

約数の個数: 24

約数和(自身を含む): 31669560

約数和(自身を除く): 13001042

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 841, 1009, 1682, 2018, 9251, 11099, 18502, 22198, 29261, 58522, 321871, 643742, 848569, 1697138, 9334259, 18668518]

約数ペア:

[(1, 18668518), (2, 9334259), (11, 1697138), (22, 848569), (29, 643742), (58, 321871), (319, 58522), (638, 29261), (841, 22198), (1009, 18502), (1682, 11099), (2018, 9251)]