18916788

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1031}}^1$

素因数の和:1188

約数の個数: 48

約数和(自身を含む): 48545280

約数和(自身を除く): 29628492

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 139, 278, 417, 556, 834, 1031, 1529, 1668, 2062, 3058, 3093, 4124, 4587, 6116, 6186, 9174, 11341, 12372, 18348, 22682, 34023, 45364, 68046, 136092, 143309, 286618, 429927, 573236, 859854, 1576399, 1719708, 3152798, 4729197, 6305596, 9458394, 18916788]

約数ペア:

[(1, 18916788), (2, 9458394), (3, 6305596), (4, 4729197), (6, 3152798), (11, 1719708), (12, 1576399), (22, 859854), (33, 573236), (44, 429927), (66, 286618), (132, 143309), (139, 136092), (278, 68046), (417, 45364), (556, 34023), (834, 22682), (1031, 18348), (1529, 12372), (1668, 11341), (2062, 9174), (3058, 6186), (3093, 6116), (4124, 4587)]