18888943572

素因数分解:

$2^2\times 3^2\times {\mathrm{1637}}^1\times {\mathrm{320521}}^1$

素因数の和:322168

約数の個数: 36

約数和(自身を含む): 47776368276

約数和(自身を除く): 28887424704

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1637, 3274, 4911, 6548, 9822, 14733, 19644, 29466, 58932, 320521, 641042, 961563, 1282084, 1923126, 2884689, 3846252, 5769378, 11538756, 524692877, 1049385754, 1574078631, 2098771508, 3148157262, 4722235893, 6296314524, 9444471786, 18888943572]

約数ペア:

[(1, 18888943572), (2, 9444471786), (3, 6296314524), (4, 4722235893), (6, 3148157262), (9, 2098771508), (12, 1574078631), (18, 1049385754), (36, 524692877), (1637, 11538756), (3274, 5769378), (4911, 3846252), (6548, 2884689), (9822, 1923126), (14733, 1282084), (19644, 961563), (29466, 641042), (58932, 320521)]