19069520

素因数分解:

$2^4\times 5^1\times {\mathrm{238369}}^1$

素因数の和:238382

約数の個数: 20

約数和(自身を含む): 44336820

約数和(自身を除く): 25267300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 238369, 476738, 953476, 1191845, 1906952, 2383690, 3813904, 4767380, 9534760, 19069520]

約数ペア:

[(1, 19069520), (2, 9534760), (4, 4767380), (5, 3813904), (8, 2383690), (10, 1906952), (16, 1191845), (20, 953476), (40, 476738), (80, 238369)]