19294431

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15959}}^1$

素因数の和:16006

約数の個数: 16

約数和(自身を含む): 28600320

約数和(自身を除く): 9305889

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 15959, 47877, 207467, 494729, 622401, 1484187, 6431477, 19294431]

約数ペア:

[(1, 19294431), (3, 6431477), (13, 1484187), (31, 622401), (39, 494729), (93, 207467), (403, 47877), (1209, 15959)]