85897556

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{4729}}^1$

素因数の和:4991

約数の個数: 24

約数和(自身を含む): 158928000

約数和(自身を除く): 73030444

約数列:

[1, 2, 4, 19, 38, 76, 239, 478, 956, 4541, 4729, 9082, 9458, 18164, 18916, 89851, 179702, 359404, 1130231, 2260462, 4520924, 21474389, 42948778, 85897556]

約数ペア:

[(1, 85897556), (2, 42948778), (4, 21474389), (19, 4520924), (38, 2260462), (76, 1130231), (239, 359404), (478, 179702), (956, 89851), (4541, 18916), (4729, 18164), (9082, 9458)]