20929142

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47351}}^1$

素因数の和:47383

約数の個数: 16

約数和(自身を含む): 35798112

約数和(自身を除く): 14868970

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 47351, 94702, 615563, 804967, 1231126, 1609934, 10464571, 20929142]

約数ペア:

[(1, 20929142), (2, 10464571), (13, 1609934), (17, 1231126), (26, 804967), (34, 615563), (221, 94702), (442, 47351)]