220106078

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 345708000

約数和(自身を除く): 125601922

約数列:

[1, 2, 43, 86, 89, 149, 178, 193, 298, 386, 3827, 6407, 7654, 8299, 12814, 13261, 16598, 17177, 26522, 28757, 34354, 57514, 570223, 738611, 1140446, 1236551, 1477222, 2473102, 2559373, 5118746, 110053039, 220106078]

約数ペア:

[(1, 220106078), (2, 110053039), (43, 5118746), (86, 2559373), (89, 2473102), (149, 1477222), (178, 1236551), (193, 1140446), (298, 738611), (386, 570223), (3827, 57514), (6407, 34354), (7654, 28757), (8299, 26522), (12814, 17177), (13261, 16598)]