19986012

素因数分解:

$2^2\times 3^2\times {\mathrm{555167}}^1$

素因数の和:555177

約数の個数: 18

約数和(自身を含む): 50520288

約数和(自身を除く): 30534276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 555167, 1110334, 1665501, 2220668, 3331002, 4996503, 6662004, 9993006, 19986012]

約数ペア:

[(1, 19986012), (2, 9993006), (3, 6662004), (4, 4996503), (6, 3331002), (9, 2220668), (12, 1665501), (18, 1110334), (36, 555167)]