18972715010

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{4225549}}^1$

素因数の和:4226005

約数の個数: 16

約数和(自身を含む): 34226955000

約数和(自身を除く): 15254239990

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 4225549, 8451098, 21127745, 42255490, 1897271501, 3794543002, 9486357505, 18972715010]

約数ペア:

[(1, 18972715010), (2, 9486357505), (5, 3794543002), (10, 1897271501), (449, 42255490), (898, 21127745), (2245, 8451098), (4490, 4225549)]