20311629

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{17959}}^1$

素因数の和:18004

約数の個数: 16

約数和(自身を含む): 30172800

約数和(自身を除く): 9861171

約数列:

[1, 3, 13, 29, 39, 87, 377, 1131, 17959, 53877, 233467, 520811, 700401, 1562433, 6770543, 20311629]

約数ペア:

[(1, 20311629), (3, 6770543), (13, 1562433), (29, 700401), (39, 520811), (87, 233467), (377, 53877), (1131, 17959)]