20158130

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{19571}}^1$

素因数の和:19681

約数の個数: 16

約数和(自身を含む): 36638784

約数和(自身を除く): 16480654

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 19571, 39142, 97855, 195710, 2015813, 4031626, 10079065, 20158130]

約数ペア:

[(1, 20158130), (2, 10079065), (5, 4031626), (10, 2015813), (103, 195710), (206, 97855), (515, 39142), (1030, 19571)]