17979804

素因数分解:

$2^2\times 3^2\times {\mathrm{499439}}^1$

素因数の和:499449

約数の個数: 18

約数和(自身を含む): 45449040

約数和(自身を除く): 27469236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 499439, 998878, 1498317, 1997756, 2996634, 4494951, 5993268, 8989902, 17979804]

約数ペア:

[(1, 17979804), (2, 8989902), (3, 5993268), (4, 4494951), (6, 2996634), (9, 1997756), (12, 1498317), (18, 998878), (36, 499439)]