20456316

素因数分解:

$2^2\times 3^2\times {\mathrm{568231}}^1$

素因数の和:568241

約数の個数: 18

約数和(自身を含む): 51709112

約数和(自身を除く): 31252796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 568231, 1136462, 1704693, 2272924, 3409386, 5114079, 6818772, 10228158, 20456316]

約数ペア:

[(1, 20456316), (2, 10228158), (3, 6818772), (4, 5114079), (6, 3409386), (9, 2272924), (12, 1704693), (18, 1136462), (36, 568231)]