19718190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{219091}}^1$

素因数の和:219104

約数の個数: 24

約数和(自身を含む): 51267528

約数和(自身を除く): 31549338

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 219091, 438182, 657273, 1095455, 1314546, 1971819, 2190910, 3286365, 3943638, 6572730, 9859095, 19718190]

約数ペア:

[(1, 19718190), (2, 9859095), (3, 6572730), (5, 3943638), (6, 3286365), (9, 2190910), (10, 1971819), (15, 1314546), (18, 1095455), (30, 657273), (45, 438182), (90, 219091)]