20860552

素因数分解:

$2^3\times {\mathrm{1097}}^1\times {\mathrm{2377}}^1$

素因数の和:3480

約数の個数: 16

約数和(自身を含む): 39165660

約数和(自身を除く): 18305108

約数列:

[1, 2, 4, 8, 1097, 2194, 2377, 4388, 4754, 8776, 9508, 19016, 2607569, 5215138, 10430276, 20860552]

約数ペア:

[(1, 20860552), (2, 10430276), (4, 5215138), (8, 2607569), (1097, 19016), (2194, 9508), (2377, 8776), (4388, 4754)]