3988624

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{2801}}^1$

素因数の和:2898

約数の個数: 20

約数和(自身を含む): 7817580

約数和(自身を除く): 3828956

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 2801, 5602, 11204, 22408, 44816, 249289, 498578, 997156, 1994312, 3988624]

約数ペア:

[(1, 3988624), (2, 1994312), (4, 997156), (8, 498578), (16, 249289), (89, 44816), (178, 22408), (356, 11204), (712, 5602), (1424, 2801)]