20914369

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{971}}^1$

素因数の和:1176

約数の個数: 16

約数和(自身を含む): 25474176

約数和(自身を除く): 4559807

約数列:

[1, 7, 17, 119, 181, 971, 1267, 3077, 6797, 16507, 21539, 115549, 175751, 1230257, 2987767, 20914369]

約数ペア:

[(1, 20914369), (7, 2987767), (17, 1230257), (119, 175751), (181, 115549), (971, 21539), (1267, 16507), (3077, 6797)]