18990888

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{113041}}^1$

素因数の和:113057

約数の個数: 32

約数和(自身を含む): 54260160

約数和(自身を除く): 35269272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 113041, 226082, 339123, 452164, 678246, 791287, 904328, 1356492, 1582574, 2373861, 2712984, 3165148, 4747722, 6330296, 9495444, 18990888]

約数ペア:

[(1, 18990888), (2, 9495444), (3, 6330296), (4, 4747722), (6, 3165148), (7, 2712984), (8, 2373861), (12, 1582574), (14, 1356492), (21, 904328), (24, 791287), (28, 678246), (42, 452164), (56, 339123), (84, 226082), (168, 113041)]