4987856

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{1213}}^1$

素因数の和:1478

約数の個数: 20

約数和(自身を含む): 9709572

約数和(自身を除く): 4721716

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 1213, 2056, 2426, 4112, 4852, 9704, 19408, 311741, 623482, 1246964, 2493928, 4987856]

約数ペア:

[(1, 4987856), (2, 2493928), (4, 1246964), (8, 623482), (16, 311741), (257, 19408), (514, 9704), (1028, 4852), (1213, 4112), (2056, 2426)]