19528539

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1\times {\mathrm{467}}^1$

素因数の和:786

約数の個数: 16

約数和(自身を含む): 26687232

約数和(自身を除く): 7158693

約数列:

[1, 3, 53, 159, 263, 467, 789, 1401, 13939, 24751, 41817, 74253, 122821, 368463, 6509513, 19528539]

約数ペア:

[(1, 19528539), (3, 6509513), (53, 368463), (159, 122821), (263, 74253), (467, 41817), (789, 24751), (1401, 13939)]