19977373

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1013}}^1$

素因数の和:1104

約数の個数: 16

約数和(自身を含む): 22656816

約数和(自身を除く): 2679443

約数列:

[1, 13, 37, 41, 481, 533, 1013, 1517, 13169, 19721, 37481, 41533, 487253, 539929, 1536721, 19977373]

約数ペア:

[(1, 19977373), (13, 1536721), (37, 539929), (41, 487253), (481, 41533), (533, 37481), (1013, 19721), (1517, 13169)]