20461216

素因数分解:

$2^5\times {\mathrm{269}}^1\times {\mathrm{2377}}^1$

素因数の和:2656

約数の個数: 24

約数和(自身を含む): 40449780

約数和(自身を除く): 19988564

約数列:

[1, 2, 4, 8, 16, 32, 269, 538, 1076, 2152, 2377, 4304, 4754, 8608, 9508, 19016, 38032, 76064, 639413, 1278826, 2557652, 5115304, 10230608, 20461216]

約数ペア:

[(1, 20461216), (2, 10230608), (4, 5115304), (8, 2557652), (16, 1278826), (32, 639413), (269, 76064), (538, 38032), (1076, 19016), (2152, 9508), (2377, 8608), (4304, 4754)]