20145880144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{96855193}}^1$

素因数の和:96855214

約数の個数: 20

約数和(自身を含む): 42035154196

約数和(自身を除く): 21889274052

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 96855193, 193710386, 387420772, 774841544, 1259117509, 1549683088, 2518235018, 5036470036, 10072940072, 20145880144]

約数ペア:

[(1, 20145880144), (2, 10072940072), (4, 5036470036), (8, 2518235018), (13, 1549683088), (16, 1259117509), (26, 774841544), (52, 387420772), (104, 193710386), (208, 96855193)]