18740985

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{15053}}^1$

素因数の和:15144

約数の個数: 16

約数和(自身を含む): 30348864

約数和(自身を除く): 11607879

約数列:

[1, 3, 5, 15, 83, 249, 415, 1245, 15053, 45159, 75265, 225795, 1249399, 3748197, 6246995, 18740985]

約数ペア:

[(1, 18740985), (3, 6246995), (5, 3748197), (15, 1249399), (83, 225795), (249, 75265), (415, 45159), (1245, 15053)]