20905167359

素因数分解:

${\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1283}}^1\times {\mathrm{7547}}^1$

素因数の和:8974

約数の個数: 16

約数和(自身を含む): 22329520128

約数和(自身を除く): 1424352769

約数列:

[1, 17, 127, 1283, 2159, 7547, 21811, 128299, 162941, 958469, 2769997, 9682801, 16293973, 164607617, 1229715727, 20905167359]

約数ペア:

[(1, 20905167359), (17, 1229715727), (127, 164607617), (1283, 16293973), (2159, 9682801), (7547, 2769997), (21811, 958469), (128299, 162941)]