20453122

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{2309}}^1$

素因数の和:2457

約数の個数: 16

約数和(自身を含む): 31711680

約数和(自身を除く): 11258558

約数列:

[1, 2, 43, 86, 103, 206, 2309, 4429, 4618, 8858, 99287, 198574, 237827, 475654, 10226561, 20453122]

約数ペア:

[(1, 20453122), (2, 10226561), (43, 475654), (86, 237827), (103, 198574), (206, 99287), (2309, 8858), (4429, 4618)]