20512861213

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{34949}}^1$

素因数の和:35149

約数の個数: 24

約数和(自身を含む): 23332060800

約数和(自身を除く): 2819199587

約数列:

[1, 13, 23, 151, 169, 299, 1963, 3473, 3887, 25519, 34949, 45149, 454337, 586937, 803827, 5277299, 5906381, 10449751, 68604887, 121377877, 135846763, 891863531, 1577912401, 20512861213]

約数ペア:

[(1, 20512861213), (13, 1577912401), (23, 891863531), (151, 135846763), (169, 121377877), (299, 68604887), (1963, 10449751), (3473, 5906381), (3887, 5277299), (25519, 803827), (34949, 586937), (45149, 454337)]