18996711

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{3259}}^1$

素因数の和:3358

約数の個数: 16

約数和(自身を含む): 26601600

約数和(自身を除く): 7604889

約数列:

[1, 3, 29, 67, 87, 201, 1943, 3259, 5829, 9777, 94511, 218353, 283533, 655059, 6332237, 18996711]

約数ペア:

[(1, 18996711), (3, 6332237), (29, 655059), (67, 283533), (87, 218353), (201, 94511), (1943, 9777), (3259, 5829)]