19026370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{643}}^1$

素因数の和:930

約数の個数: 32

約数和(自身を含む): 37558080

約数和(自身を除く): 18531710

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 269, 538, 643, 1286, 1345, 2690, 2959, 3215, 5918, 6430, 7073, 14146, 14795, 29590, 35365, 70730, 172967, 345934, 864835, 1729670, 1902637, 3805274, 9513185, 19026370]

約数ペア:

[(1, 19026370), (2, 9513185), (5, 3805274), (10, 1902637), (11, 1729670), (22, 864835), (55, 345934), (110, 172967), (269, 70730), (538, 35365), (643, 29590), (1286, 14795), (1345, 14146), (2690, 7073), (2959, 6430), (3215, 5918)]