18961768070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{270882401}}^1$

素因数の和:270882415

約数の個数: 16

約数和(自身を含む): 39007065888

約数和(自身を除く): 20045297818

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 270882401, 541764802, 1354412005, 1896176807, 2708824010, 3792353614, 9480884035, 18961768070]

約数ペア:

[(1, 18961768070), (2, 9480884035), (5, 3792353614), (7, 2708824010), (10, 1896176807), (14, 1354412005), (35, 541764802), (70, 270882401)]