18090045

素因数分解:

$3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2221}}^1$

素因数の和:2413

約数の個数: 24

約数和(自身を含む): 31543512

約数和(自身を除く): 13453467

約数列:

[1, 3, 5, 9, 15, 45, 181, 543, 905, 1629, 2221, 2715, 6663, 8145, 11105, 19989, 33315, 99945, 402001, 1206003, 2010005, 3618009, 6030015, 18090045]

約数ペア:

[(1, 18090045), (3, 6030015), (5, 3618009), (9, 2010005), (15, 1206003), (45, 402001), (181, 99945), (543, 33315), (905, 19989), (1629, 11105), (2221, 8145), (2715, 6663)]