20533633491

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{18448907}}^1$

素因数の和:18448970

約数の個数: 16

約数和(自身を含む): 31879713024

約数和(自身を除く): 11346079533

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 18448907, 55346721, 129142349, 387427047, 977792071, 2933376213, 6844544497, 20533633491]

約数ペア:

[(1, 20533633491), (3, 6844544497), (7, 2933376213), (21, 977792071), (53, 387427047), (159, 129142349), (371, 55346721), (1113, 18448907)]