20150718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{12967}}^1$

素因数の和:13016

約数の個数: 32

約数和(自身を含む): 47307264

約数和(自身を除く): 27156546

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 12967, 25934, 38901, 77802, 90769, 181538, 272307, 479779, 544614, 959558, 1439337, 2878674, 3358453, 6716906, 10075359, 20150718]

約数ペア:

[(1, 20150718), (2, 10075359), (3, 6716906), (6, 3358453), (7, 2878674), (14, 1439337), (21, 959558), (37, 544614), (42, 479779), (74, 272307), (111, 181538), (222, 90769), (259, 77802), (518, 38901), (777, 25934), (1554, 12967)]