20176386909

素因数分解:

$3^1\times 7^1\times {\mathrm{6311}}^1\times {\mathrm{152239}}^1$

素因数の和:158560

約数の個数: 16

約数和(自身を含む): 30750044160

約数和(自身を除く): 10573657251

約数列:

[1, 3, 7, 21, 6311, 18933, 44177, 132531, 152239, 456717, 1065673, 3197019, 960780329, 2882340987, 6725462303, 20176386909]

約数ペア:

[(1, 20176386909), (3, 6725462303), (7, 2882340987), (21, 960780329), (6311, 3197019), (18933, 1065673), (44177, 456717), (132531, 152239)]