20215702081

素因数分解:

${\mathrm{419}}^1\times {\mathrm{2447}}^1\times {\mathrm{19717}}^1$

素因数の和:22583

約数の個数: 8

約数和(自身を含む): 20273258880

約数和(自身を除く): 57556799

約数列:

[1, 419, 2447, 19717, 1025293, 8261423, 48247499, 20215702081]

約数ペア:

[(1, 20215702081), (419, 48247499), (2447, 8261423), (19717, 1025293)]