20822672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{100109}}^1$

素因数の和:100130

約数の個数: 20

約数和(自身を含む): 43447740

約数和(自身を除く): 22625068

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 100109, 200218, 400436, 800872, 1301417, 1601744, 2602834, 5205668, 10411336, 20822672]

約数ペア:

[(1, 20822672), (2, 10411336), (4, 5205668), (8, 2602834), (13, 1601744), (16, 1301417), (26, 800872), (52, 400436), (104, 200218), (208, 100109)]