20145153

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{773}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 32990976

約数和(自身を除く): 12845823

約数列:

[1, 3, 7, 17, 21, 51, 73, 119, 219, 357, 511, 773, 1241, 1533, 2319, 3723, 5411, 8687, 13141, 16233, 26061, 39423, 56429, 91987, 169287, 275961, 395003, 959293, 1185009, 2877879, 6715051, 20145153]

約数ペア:

[(1, 20145153), (3, 6715051), (7, 2877879), (17, 1185009), (21, 959293), (51, 395003), (73, 275961), (119, 169287), (219, 91987), (357, 56429), (511, 39423), (773, 26061), (1241, 16233), (1533, 13141), (2319, 8687), (3723, 5411)]