19187694

素因数分解:

$2^1\times 3^2\times {\mathrm{641}}^1\times {\mathrm{1663}}^1$

素因数の和:2312

約数の個数: 24

約数和(自身を含む): 41663232

約数和(自身を除く): 22475538

約数列:

[1, 2, 3, 6, 9, 18, 641, 1282, 1663, 1923, 3326, 3846, 4989, 5769, 9978, 11538, 14967, 29934, 1065983, 2131966, 3197949, 6395898, 9593847, 19187694]

約数ペア:

[(1, 19187694), (2, 9593847), (3, 6395898), (6, 3197949), (9, 2131966), (18, 1065983), (641, 29934), (1282, 14967), (1663, 11538), (1923, 9978), (3326, 5769), (3846, 4989)]