18533430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4789}}^1$

素因数の和:4845

約数の個数: 48

約数和(自身を含む): 49317840

約数和(自身を除く): 30784410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 4789, 9578, 14367, 23945, 28734, 43101, 47890, 71835, 86202, 143670, 205927, 215505, 411854, 431010, 617781, 1029635, 1235562, 1853343, 2059270, 3088905, 3706686, 6177810, 9266715, 18533430]

約数ペア:

[(1, 18533430), (2, 9266715), (3, 6177810), (5, 3706686), (6, 3088905), (9, 2059270), (10, 1853343), (15, 1235562), (18, 1029635), (30, 617781), (43, 431010), (45, 411854), (86, 215505), (90, 205927), (129, 143670), (215, 86202), (258, 71835), (387, 47890), (430, 43101), (645, 28734), (774, 23945), (1290, 14367), (1935, 9578), (3870, 4789)]