20732149

素因数分解:

${\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:328

約数の個数: 16

約数和(自身を含む): 22257664

約数和(自身を除く): 1525515

約数列:

[1, 31, 43, 103, 151, 1333, 3193, 4429, 4681, 6493, 15553, 137299, 201283, 482143, 668779, 20732149]

約数ペア:

[(1, 20732149), (31, 668779), (43, 482143), (103, 201283), (151, 137299), (1333, 15553), (3193, 6493), (4429, 4681)]