20417385

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{33199}}^1$

素因数の和:33248

約数の個数: 16

約数和(自身を含む): 33465600

約数和(自身を除く): 13048215

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 33199, 99597, 165995, 497985, 1361159, 4083477, 6805795, 20417385]

約数ペア:

[(1, 20417385), (3, 6805795), (5, 4083477), (15, 1361159), (41, 497985), (123, 165995), (205, 99597), (615, 33199)]