20180214

素因数分解:

$2^1\times 3^2\times {\mathrm{421}}^1\times {\mathrm{2663}}^1$

素因数の和:3092

約数の個数: 24

約数和(自身を含む): 43844112

約数和(自身を除く): 23663898

約数列:

[1, 2, 3, 6, 9, 18, 421, 842, 1263, 2526, 2663, 3789, 5326, 7578, 7989, 15978, 23967, 47934, 1121123, 2242246, 3363369, 6726738, 10090107, 20180214]

約数ペア:

[(1, 20180214), (2, 10090107), (3, 6726738), (6, 3363369), (9, 2242246), (18, 1121123), (421, 47934), (842, 23967), (1263, 15978), (2526, 7989), (2663, 7578), (3789, 5326)]