20391882

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3823}}^1$

素因数の和:3962

約数の個数: 32

約数和(自身を含む): 46989312

約数和(自身を除く): 26597430

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 127, 254, 381, 762, 889, 1778, 2667, 3823, 5334, 7646, 11469, 22938, 26761, 53522, 80283, 160566, 485521, 971042, 1456563, 2913126, 3398647, 6797294, 10195941, 20391882]

約数ペア:

[(1, 20391882), (2, 10195941), (3, 6797294), (6, 3398647), (7, 2913126), (14, 1456563), (21, 971042), (42, 485521), (127, 160566), (254, 80283), (381, 53522), (762, 26761), (889, 22938), (1778, 11469), (2667, 7646), (3823, 5334)]