20400136

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{150001}}^1$

素因数の和:150024

約数の個数: 16

約数和(自身を含む): 40500540

約数和(自身を除く): 20100404

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 150001, 300002, 600004, 1200008, 2550017, 5100034, 10200068, 20400136]

約数ペア:

[(1, 20400136), (2, 10200068), (4, 5100034), (8, 2550017), (17, 1200008), (34, 600004), (68, 300002), (136, 150001)]