20080204564

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{8057867}}^1$

素因数の和:8057967

約数の個数: 24

約数和(自身を含む): 40611654720

約数和(自身を除く): 20531450156

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 8057867, 16115734, 32231468, 56405069, 112810138, 225620276, 717150163, 1434300326, 2868600652, 5020051141, 10040102282, 20080204564]

約数ペア:

[(1, 20080204564), (2, 10040102282), (4, 5020051141), (7, 2868600652), (14, 1434300326), (28, 717150163), (89, 225620276), (178, 112810138), (356, 56405069), (623, 32231468), (1246, 16115734), (2492, 8057867)]