20169758

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{62639}}^1$

素因数の和:62671

約数の個数: 16

約数和(自身を含む): 36080640

約数和(自身を除く): 15910882

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 62639, 125278, 438473, 876946, 1440697, 2881394, 10084879, 20169758]

約数ペア:

[(1, 20169758), (2, 10084879), (7, 2881394), (14, 1440697), (23, 876946), (46, 438473), (161, 125278), (322, 62639)]