19315857

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{4211}}^1$

素因数の和:4364

約数の個数: 16

約数和(自身を含む): 28304640

約数和(自身を除く): 8988783

約数列:

[1, 3, 11, 33, 139, 417, 1529, 4211, 4587, 12633, 46321, 138963, 585329, 1755987, 6438619, 19315857]

約数ペア:

[(1, 19315857), (3, 6438619), (11, 1755987), (33, 585329), (139, 138963), (417, 46321), (1529, 12633), (4211, 4587)]