20300072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{195193}}^1$

素因数の和:195212

約数の個数: 16

約数和(自身を含む): 40990740

約数和(自身を除く): 20690668

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 195193, 390386, 780772, 1561544, 2537509, 5075018, 10150036, 20300072]

約数ペア:

[(1, 20300072), (2, 10150036), (4, 5075018), (8, 2537509), (13, 1561544), (26, 780772), (52, 390386), (104, 195193)]