11391110

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{12799}}^1$

素因数の和:12895

約数の個数: 16

約数和(自身を含む): 20736000

約数和(自身を除く): 9344890

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 12799, 25598, 63995, 127990, 1139111, 2278222, 5695555, 11391110]

約数ペア:

[(1, 11391110), (2, 5695555), (5, 2278222), (10, 1139111), (89, 127990), (178, 63995), (445, 25598), (890, 12799)]