18223465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{571}}^1$

素因数の和:1080

約数の個数: 16

約数和(自身を含む): 23639616

約数和(自身を除く): 5416151

約数列:

[1, 5, 13, 65, 491, 571, 2455, 2855, 6383, 7423, 31915, 37115, 280361, 1401805, 3644693, 18223465]

約数ペア:

[(1, 18223465), (5, 3644693), (13, 1401805), (65, 280361), (491, 37115), (571, 31915), (2455, 7423), (2855, 6383)]