20395856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{98057}}^1$

素因数の和:98078

約数の個数: 20

約数和(自身を含む): 42557172

約数和(自身を除く): 22161316

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 98057, 196114, 392228, 784456, 1274741, 1568912, 2549482, 5098964, 10197928, 20395856]

約数ペア:

[(1, 20395856), (2, 10197928), (4, 5098964), (8, 2549482), (13, 1568912), (16, 1274741), (26, 784456), (52, 392228), (104, 196114), (208, 98057)]