19925316

素因数分解:

$2^2\times 3^2\times {\mathrm{553481}}^1$

素因数の和:553491

約数の個数: 18

約数和(自身を含む): 50366862

約数和(自身を除く): 30441546

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 553481, 1106962, 1660443, 2213924, 3320886, 4981329, 6641772, 9962658, 19925316]

約数ペア:

[(1, 19925316), (2, 9962658), (3, 6641772), (4, 4981329), (6, 3320886), (9, 2213924), (12, 1660443), (18, 1106962), (36, 553481)]