18516058

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:139

約数の個数: 48

約数和(自身を含む): 33286176

約数和(自身を除く): 14770118

約数列:

[1, 2, 11, 22, 23, 37, 43, 46, 74, 86, 253, 407, 473, 506, 529, 814, 851, 946, 989, 1058, 1591, 1702, 1978, 3182, 5819, 9361, 10879, 11638, 17501, 18722, 19573, 21758, 22747, 35002, 36593, 39146, 45494, 73186, 215303, 250217, 402523, 430606, 500434, 805046, 841639, 1683278, 9258029, 18516058]

約数ペア:

[(1, 18516058), (2, 9258029), (11, 1683278), (22, 841639), (23, 805046), (37, 500434), (43, 430606), (46, 402523), (74, 250217), (86, 215303), (253, 73186), (407, 45494), (473, 39146), (506, 36593), (529, 35002), (814, 22747), (851, 21758), (946, 19573), (989, 18722), (1058, 17501), (1591, 11638), (1702, 10879), (1978, 9361), (3182, 5819)]