20100857

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{1193}}^1$

素因数の和:1312

約数の個数: 16

約数和(自身を含む): 24071040

約数和(自身を除く): 3970183

約数列:

[1, 7, 29, 83, 203, 581, 1193, 2407, 8351, 16849, 34597, 99019, 242179, 693133, 2871551, 20100857]

約数ペア:

[(1, 20100857), (7, 2871551), (29, 693133), (83, 242179), (203, 99019), (581, 34597), (1193, 16849), (2407, 8351)]