18713685

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73387}}^1$

素因数の和:73412

約数の個数: 16

約数和(自身を含む): 31703616

約数和(自身を除く): 12989931

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 73387, 220161, 366935, 1100805, 1247579, 3742737, 6237895, 18713685]

約数ペア:

[(1, 18713685), (3, 6237895), (5, 3742737), (15, 1247579), (17, 1100805), (51, 366935), (85, 220161), (255, 73387)]