18974415

素因数分解:

$3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{3019}}^1$

素因数の和:3446

約数の個数: 16

約数和(自身を含む): 30441600

約数和(自身を除く): 11467185

約数列:

[1, 3, 5, 15, 419, 1257, 2095, 3019, 6285, 9057, 15095, 45285, 1264961, 3794883, 6324805, 18974415]

約数ペア:

[(1, 18974415), (3, 6324805), (5, 3794883), (15, 1264961), (419, 45285), (1257, 15095), (2095, 9057), (3019, 6285)]