19881324

素因数分解:

$2^2\times 3^2\times {\mathrm{552259}}^1$

素因数の和:552269

約数の個数: 18

約数和(自身を含む): 50255660

約数和(自身を除く): 30374336

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 552259, 1104518, 1656777, 2209036, 3313554, 4970331, 6627108, 9940662, 19881324]

約数ペア:

[(1, 19881324), (2, 9940662), (3, 6627108), (4, 4970331), (6, 3313554), (9, 2209036), (12, 1656777), (18, 1104518), (36, 552259)]