20358130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156601}}^1$

素因数の和:156621

約数の個数: 16

約数和(自身を含む): 39463704

約数和(自身を除く): 19105574

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 156601, 313202, 783005, 1566010, 2035813, 4071626, 10179065, 20358130]

約数ペア:

[(1, 20358130), (2, 10179065), (5, 4071626), (10, 2035813), (13, 1566010), (26, 783005), (65, 313202), (130, 156601)]