18505206

素因数分解:

$2^1\times 3^3\times {\mathrm{263}}^1\times {\mathrm{1303}}^1$

素因数の和:1577

約数の個数: 32

約数和(自身を含む): 41310720

約数和(自身を除く): 22805514

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 263, 526, 789, 1303, 1578, 2367, 2606, 3909, 4734, 7101, 7818, 11727, 14202, 23454, 35181, 70362, 342689, 685378, 1028067, 2056134, 3084201, 6168402, 9252603, 18505206]

約数ペア:

[(1, 18505206), (2, 9252603), (3, 6168402), (6, 3084201), (9, 2056134), (18, 1028067), (27, 685378), (54, 342689), (263, 70362), (526, 35181), (789, 23454), (1303, 14202), (1578, 11727), (2367, 7818), (2606, 7101), (3909, 4734)]