19158285

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17989}}^1$

素因数の和:18068

約数の個数: 16

約数和(自身を含む): 31086720

約数和(自身を除く): 11928435

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 17989, 53967, 89945, 269835, 1277219, 3831657, 6386095, 19158285]

約数ペア:

[(1, 19158285), (3, 6386095), (5, 3831657), (15, 1277219), (71, 269835), (213, 89945), (355, 53967), (1065, 17989)]