19331385

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 32590080

約数和(自身を除く): 13258695

約数列:

[1, 3, 5, 15, 23, 69, 115, 137, 345, 409, 411, 685, 1227, 2045, 2055, 3151, 6135, 9407, 9453, 15755, 28221, 47035, 47265, 56033, 141105, 168099, 280165, 840495, 1288759, 3866277, 6443795, 19331385]

約数ペア:

[(1, 19331385), (3, 6443795), (5, 3866277), (15, 1288759), (23, 840495), (69, 280165), (115, 168099), (137, 141105), (345, 56033), (409, 47265), (411, 47035), (685, 28221), (1227, 15755), (2045, 9453), (2055, 9407), (3151, 6135)]