20809974630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{693665821}}^1$

素因数の和:693665831

約数の個数: 16

約数和(自身を含む): 49943939184

約数和(自身を除く): 29133964554

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 693665821, 1387331642, 2080997463, 3468329105, 4161994926, 6936658210, 10404987315, 20809974630]

約数ペア:

[(1, 20809974630), (2, 10404987315), (3, 6936658210), (5, 4161994926), (6, 3468329105), (10, 2080997463), (15, 1387331642), (30, 693665821)]