20228072

素因数分解:

$2^3\times {\mathrm{331}}^1\times {\mathrm{7639}}^1$

素因数の和:7976

約数の個数: 16

約数和(自身を含む): 38047200

約数和(自身を除く): 17819128

約数列:

[1, 2, 4, 8, 331, 662, 1324, 2648, 7639, 15278, 30556, 61112, 2528509, 5057018, 10114036, 20228072]

約数ペア:

[(1, 20228072), (2, 10114036), (4, 5057018), (8, 2528509), (331, 61112), (662, 30556), (1324, 15278), (2648, 7639)]