20081777512

素因数分解:

$2^3\times {\mathrm{269}}^1\times {\mathrm{647}}^1\times {\mathrm{14423}}^1$

素因数の和:15345

約数の個数: 32

約数和(自身を含む): 37854345600

約数和(自身を除く): 17772568088

約数列:

[1, 2, 4, 8, 269, 538, 647, 1076, 1294, 2152, 2588, 5176, 14423, 28846, 57692, 115384, 174043, 348086, 696172, 1392344, 3879787, 7759574, 9331681, 15519148, 18663362, 31038296, 37326724, 74653448, 2510222189, 5020444378, 10040888756, 20081777512]

約数ペア:

[(1, 20081777512), (2, 10040888756), (4, 5020444378), (8, 2510222189), (269, 74653448), (538, 37326724), (647, 31038296), (1076, 18663362), (1294, 15519148), (2152, 9331681), (2588, 7759574), (5176, 3879787), (14423, 1392344), (28846, 696172), (57692, 348086), (115384, 174043)]