18900460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{32587}}^1$

素因数の和:32625

約数の個数: 24

約数和(自身を含む): 41060880

約数和(自身を除く): 22160420

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 32587, 65174, 130348, 162935, 325870, 651740, 945023, 1890046, 3780092, 4725115, 9450230, 18900460]

約数ペア:

[(1, 18900460), (2, 9450230), (4, 4725115), (5, 3780092), (10, 1890046), (20, 945023), (29, 651740), (58, 325870), (116, 162935), (145, 130348), (290, 65174), (580, 32587)]