20123667

素因数分解:

$3^3\times {\mathrm{167}}^1\times {\mathrm{4463}}^1$

素因数の和:4639

約数の個数: 16

約数和(自身を含む): 29998080

約数和(自身を除く): 9874413

約数列:

[1, 3, 9, 27, 167, 501, 1503, 4463, 4509, 13389, 40167, 120501, 745321, 2235963, 6707889, 20123667]

約数ペア:

[(1, 20123667), (3, 6707889), (9, 2235963), (27, 745321), (167, 120501), (501, 40167), (1503, 13389), (4463, 4509)]