2165174

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:436

約数の個数: 24

約数和(自身を含む): 3734640

約数和(自身を除く): 1569466

約数列:

[1, 2, 11, 22, 23, 46, 121, 242, 253, 389, 506, 778, 2783, 4279, 5566, 8558, 8947, 17894, 47069, 94138, 98417, 196834, 1082587, 2165174]

約数ペア:

[(1, 2165174), (2, 1082587), (11, 196834), (22, 98417), (23, 94138), (46, 47069), (121, 17894), (242, 8947), (253, 8558), (389, 5566), (506, 4279), (778, 2783)]