18750116

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3581}}^1$

素因数の和:3620

約数の個数: 48

約数和(自身を含む): 43327872

約数和(自身を除く): 24577756

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 154, 187, 238, 308, 374, 476, 748, 1309, 2618, 3581, 5236, 7162, 14324, 25067, 39391, 50134, 60877, 78782, 100268, 121754, 157564, 243508, 275737, 426139, 551474, 669647, 852278, 1102948, 1339294, 1704556, 2678588, 4687529, 9375058, 18750116]

約数ペア:

[(1, 18750116), (2, 9375058), (4, 4687529), (7, 2678588), (11, 1704556), (14, 1339294), (17, 1102948), (22, 852278), (28, 669647), (34, 551474), (44, 426139), (68, 275737), (77, 243508), (119, 157564), (154, 121754), (187, 100268), (238, 78782), (308, 60877), (374, 50134), (476, 39391), (748, 25067), (1309, 14324), (2618, 7162), (3581, 5236)]