19361390

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{8101}}^1$

素因数の和:8347

約数の個数: 16

約数和(自身を含む): 35000640

約数和(自身を除く): 15639250

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 8101, 16202, 40505, 81010, 1936139, 3872278, 9680695, 19361390]

約数ペア:

[(1, 19361390), (2, 9680695), (5, 3872278), (10, 1936139), (239, 81010), (478, 40505), (1195, 16202), (2390, 8101)]