37800018

素因数分解:

$2^1\times 3^2\times {\mathrm{2100001}}^1$

素因数の和:2100009

約数の個数: 12

約数和(自身を含む): 81900078

約数和(自身を除く): 44100060

約数列:

[1, 2, 3, 6, 9, 18, 2100001, 4200002, 6300003, 12600006, 18900009, 37800018]

約数ペア:

[(1, 37800018), (2, 18900009), (3, 12600006), (6, 6300003), (9, 4200002), (18, 2100001)]