1920966558335

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3121}}^1\times {\mathrm{486559}}^1$

素因数の和:489719

約数の個数: 32

約数和(自身を含む): 2624901672960

約数和(自身を除く): 703935114625

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 3121, 15605, 34331, 71783, 171655, 358915, 486559, 789613, 2432795, 3948065, 5352149, 11190857, 26760745, 55954285, 123099427, 615497135, 1518550639, 7592753195, 16704057029, 34926664697, 83520285145, 174633323485, 384193311667, 1920966558335]

約数ペア:

[(1, 1920966558335), (5, 384193311667), (11, 174633323485), (23, 83520285145), (55, 34926664697), (115, 16704057029), (253, 7592753195), (1265, 1518550639), (3121, 615497135), (15605, 123099427), (34331, 55954285), (71783, 26760745), (171655, 11190857), (358915, 5352149), (486559, 3948065), (789613, 2432795)]