20367804905

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1499}}^1\times {\mathrm{16879}}^1$

素因数の和:18413

約数の個数: 32

約数和(自身を含む): 29168640000

約数和(自身を除く): 8800835095

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 1499, 7495, 10493, 16879, 34477, 52465, 84395, 118153, 172385, 241339, 388217, 590765, 1206695, 1941085, 2717519, 13587595, 25301621, 126508105, 177111347, 581937283, 885556735, 2909686415, 4073560981, 20367804905]

約数ペア:

[(1, 20367804905), (5, 4073560981), (7, 2909686415), (23, 885556735), (35, 581937283), (115, 177111347), (161, 126508105), (805, 25301621), (1499, 13587595), (7495, 2717519), (10493, 1941085), (16879, 1206695), (34477, 590765), (52465, 388217), (84395, 241339), (118153, 172385)]