20175072381

素因数分解:

$3^3\times {\mathrm{1039}}^1\times {\mathrm{719177}}^1$

素因数の和:720225

約数の個数: 16

約数和(自身を含む): 29917804800

約数和(自身を除く): 9742732419

約数列:

[1, 3, 9, 27, 1039, 3117, 9351, 28053, 719177, 2157531, 6472593, 19417779, 747224903, 2241674709, 6725024127, 20175072381]

約数ペア:

[(1, 20175072381), (3, 6725024127), (9, 2241674709), (27, 747224903), (1039, 19417779), (3117, 6472593), (9351, 2157531), (28053, 719177)]