18251660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{130369}}^1$

素因数の和:130385

約数の個数: 24

約数和(自身を含む): 43804320

約数和(自身を除く): 25552660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 130369, 260738, 521476, 651845, 912583, 1303690, 1825166, 2607380, 3650332, 4562915, 9125830, 18251660]

約数ペア:

[(1, 18251660), (2, 9125830), (4, 4562915), (5, 3650332), (7, 2607380), (10, 1825166), (14, 1303690), (20, 912583), (28, 651845), (35, 521476), (70, 260738), (140, 130369)]