18739395

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4679}}^1$

素因数の和:4779

約数の個数: 24

約数和(自身を含む): 32853600

約数和(自身を除く): 14114205

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 4679, 14037, 23395, 42111, 70185, 210555, 416431, 1249293, 2082155, 3747879, 6246465, 18739395]

約数ペア:

[(1, 18739395), (3, 6246465), (5, 3747879), (9, 2082155), (15, 1249293), (45, 416431), (89, 210555), (267, 70185), (445, 42111), (801, 23395), (1335, 14037), (4005, 4679)]