20140985851

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{14891}}^1$

素因数の和:15223

約数の個数: 32

約数和(自身を含む): 24887033856

約数和(自身を除く): 4746048005

約数列:

[1, 7, 23, 31, 161, 217, 271, 713, 1897, 4991, 6233, 8401, 14891, 43631, 58807, 104237, 193223, 342493, 461621, 1352561, 2397451, 3231347, 4035461, 10617283, 28248227, 74320981, 92815603, 125099291, 649709221, 875695037, 2877283693, 20140985851]

約数ペア:

[(1, 20140985851), (7, 2877283693), (23, 875695037), (31, 649709221), (161, 125099291), (217, 92815603), (271, 74320981), (713, 28248227), (1897, 10617283), (4991, 4035461), (6233, 3231347), (8401, 2397451), (14891, 1352561), (43631, 461621), (58807, 342493), (104237, 193223)]