17965540

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{10093}}^1$

素因数の和:10191

約数の個数: 24

約数和(自身を含む): 38155320

約数和(自身を除く): 20189780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 10093, 20186, 40372, 50465, 100930, 201860, 898277, 1796554, 3593108, 4491385, 8982770, 17965540]

約数ペア:

[(1, 17965540), (2, 8982770), (4, 4491385), (5, 3593108), (10, 1796554), (20, 898277), (89, 201860), (178, 100930), (356, 50465), (445, 40372), (890, 20186), (1780, 10093)]