1630434

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{20903}}^1$

素因数の和:20921

約数の個数: 16

約数和(自身を含む): 3511872

約数和(自身を除く): 1881438

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 20903, 41806, 62709, 125418, 271739, 543478, 815217, 1630434]

約数ペア:

[(1, 1630434), (2, 815217), (3, 543478), (6, 271739), (13, 125418), (26, 62709), (39, 41806), (78, 20903)]