18957763

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1487}}^1$

素因数の和:1578

約数の個数: 16

約数和(自身を含む): 22141440

約数和(自身を除く): 3183677

約数列:

[1, 11, 19, 61, 209, 671, 1159, 1487, 12749, 16357, 28253, 90707, 310783, 997777, 1723433, 18957763]

約数ペア:

[(1, 18957763), (11, 1723433), (19, 997777), (61, 310783), (209, 90707), (671, 28253), (1159, 16357), (1487, 12749)]