13043690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^2$

素因数の和:195

約数の個数: 48

約数和(自身を含む): 27306720

約数和(自身を除く): 14263030

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 79, 95, 110, 158, 190, 209, 395, 418, 790, 869, 1045, 1501, 1738, 2090, 3002, 4345, 6241, 7505, 8690, 12482, 15010, 16511, 31205, 33022, 62410, 68651, 82555, 118579, 137302, 165110, 237158, 343255, 592895, 686510, 1185790, 1304369, 2608738, 6521845, 13043690]

約数ペア:

[(1, 13043690), (2, 6521845), (5, 2608738), (10, 1304369), (11, 1185790), (19, 686510), (22, 592895), (38, 343255), (55, 237158), (79, 165110), (95, 137302), (110, 118579), (158, 82555), (190, 68651), (209, 62410), (395, 33022), (418, 31205), (790, 16511), (869, 15010), (1045, 12482), (1501, 8690), (1738, 7505), (2090, 6241), (3002, 4345)]