18047590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{859}}^1$

素因数の和:1068

約数の個数: 32

約数和(自身を含む): 35665920

約数和(自身を除く): 17618330

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 191, 382, 859, 955, 1718, 1910, 2101, 4202, 4295, 8590, 9449, 10505, 18898, 21010, 47245, 94490, 164069, 328138, 820345, 1640690, 1804759, 3609518, 9023795, 18047590]

約数ペア:

[(1, 18047590), (2, 9023795), (5, 3609518), (10, 1804759), (11, 1640690), (22, 820345), (55, 328138), (110, 164069), (191, 94490), (382, 47245), (859, 21010), (955, 18898), (1718, 10505), (1910, 9449), (2101, 8590), (4202, 4295)]