18629180

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{8243}}^1$

素因数の和:8365

約数の個数: 24

約数和(自身を含む): 39472272

約数和(自身を除く): 20843092

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 8243, 16486, 32972, 41215, 82430, 164860, 931459, 1862918, 3725836, 4657295, 9314590, 18629180]

約数ペア:

[(1, 18629180), (2, 9314590), (4, 4657295), (5, 3725836), (10, 1862918), (20, 931459), (113, 164860), (226, 82430), (452, 41215), (565, 32972), (1130, 16486), (2260, 8243)]