20637390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1567}}^1$

素因数の和:2016

約数の個数: 32

約数和(自身を含む): 49674240

約数和(自身を除く): 29036850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 439, 878, 1317, 1567, 2195, 2634, 3134, 4390, 4701, 6585, 7835, 9402, 13170, 15670, 23505, 47010, 687913, 1375826, 2063739, 3439565, 4127478, 6879130, 10318695, 20637390]

約数ペア:

[(1, 20637390), (2, 10318695), (3, 6879130), (5, 4127478), (6, 3439565), (10, 2063739), (15, 1375826), (30, 687913), (439, 47010), (878, 23505), (1317, 15670), (1567, 13170), (2195, 9402), (2634, 7835), (3134, 6585), (4390, 4701)]