18540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1$

素因数の和:118

約数の個数: 36

約数和(自身を含む): 56784

約数和(自身を除く): 38244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1545, 1854, 2060, 3090, 3708, 4635, 6180, 9270, 18540]

約数ペア:

[(1, 18540), (2, 9270), (3, 6180), (4, 4635), (5, 3708), (6, 3090), (9, 2060), (10, 1854), (12, 1545), (15, 1236), (18, 1030), (20, 927), (30, 618), (36, 515), (45, 412), (60, 309), (90, 206), (103, 180)]