20624771

素因数分解:

${\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:310

約数の個数: 16

約数和(自身を含む): 22096800

約数和(自身を除く): 1472029

約数列:

[1, 29, 61, 89, 131, 1769, 2581, 3799, 5429, 7991, 11659, 157441, 231739, 338111, 711199, 20624771]

約数ペア:

[(1, 20624771), (29, 711199), (61, 338111), (89, 231739), (131, 157441), (1769, 11659), (2581, 7991), (3799, 5429)]