19107213

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{397}}^1$

素因数の和:724

約数の個数: 16

約数和(自身を含む): 26057856

約数和(自身を除く): 6950643

約数列:

[1, 3, 61, 183, 263, 397, 789, 1191, 16043, 24217, 48129, 72651, 104411, 313233, 6369071, 19107213]

約数ペア:

[(1, 19107213), (3, 6369071), (61, 313233), (183, 104411), (263, 72651), (397, 48129), (789, 24217), (1191, 16043)]