19914916

素因数分解:

$2^2\times 7^1\times {\mathrm{811}}^1\times {\mathrm{877}}^1$

素因数の和:1699

約数の個数: 24

約数和(自身を含む): 39924416

約数和(自身を除く): 20009500

約数列:

[1, 2, 4, 7, 14, 28, 811, 877, 1622, 1754, 3244, 3508, 5677, 6139, 11354, 12278, 22708, 24556, 711247, 1422494, 2844988, 4978729, 9957458, 19914916]

約数ペア:

[(1, 19914916), (2, 9957458), (4, 4978729), (7, 2844988), (14, 1422494), (28, 711247), (811, 24556), (877, 22708), (1622, 12278), (1754, 11354), (3244, 6139), (3508, 5677)]