20258009

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{307}}^1$

素因数の和:500

約数の個数: 16

約数和(自身を含む): 22471680

約数和(自身を除く): 2213671

約数列:

[1, 19, 23, 151, 307, 437, 2869, 3473, 5833, 7061, 46357, 65987, 134159, 880783, 1066211, 20258009]

約数ペア:

[(1, 20258009), (19, 1066211), (23, 880783), (151, 134159), (307, 65987), (437, 46357), (2869, 7061), (3473, 5833)]