20382212

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{719}}^1$

素因数の和:1115

約数の個数: 24

約数和(自身を含む): 37699200

約数和(自身を除く): 17316988

約数列:

[1, 2, 4, 19, 38, 76, 373, 719, 746, 1438, 1492, 2876, 7087, 13661, 14174, 27322, 28348, 54644, 268187, 536374, 1072748, 5095553, 10191106, 20382212]

約数ペア:

[(1, 20382212), (2, 10191106), (4, 5095553), (19, 1072748), (38, 536374), (76, 268187), (373, 54644), (719, 28348), (746, 27322), (1438, 14174), (1492, 13661), (2876, 7087)]