1630838

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:340

約数の個数: 24

約数和(自身を含む): 2815344

約数和(自身を除く): 1184506

約数列:

[1, 2, 11, 22, 23, 46, 121, 242, 253, 293, 506, 586, 2783, 3223, 5566, 6446, 6739, 13478, 35453, 70906, 74129, 148258, 815419, 1630838]

約数ペア:

[(1, 1630838), (2, 815419), (11, 148258), (22, 74129), (23, 70906), (46, 35453), (121, 13478), (242, 6739), (253, 6446), (293, 5566), (506, 3223), (586, 2783)]