18078345

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17467}}^1$

素因数の和:17501

約数の個数: 24

約数和(自身を含む): 32700096

約数和(自身を除く): 14621751

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 17467, 52401, 87335, 157203, 262005, 401741, 786015, 1205223, 2008705, 3615669, 6026115, 18078345]

約数ペア:

[(1, 18078345), (3, 6026115), (5, 3615669), (9, 2008705), (15, 1205223), (23, 786015), (45, 401741), (69, 262005), (115, 157203), (207, 87335), (345, 52401), (1035, 17467)]