20155993

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2389}}^1$

素因数の和:2472

約数の個数: 16

約数和(自身を含む): 24091200

約数和(自身を除く): 3935207

約数列:

[1, 11, 13, 59, 143, 649, 767, 2389, 8437, 26279, 31057, 140951, 341627, 1550461, 1832363, 20155993]

約数ペア:

[(1, 20155993), (11, 1832363), (13, 1550461), (59, 341627), (143, 140951), (649, 31057), (767, 26279), (2389, 8437)]