19257580

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2909}}^1$

素因数の和:3249

約数の個数: 24

約数和(自身を含む): 40577040

約数和(自身を除く): 21319460

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 2909, 3310, 5818, 6620, 11636, 14545, 29090, 58180, 962879, 1925758, 3851516, 4814395, 9628790, 19257580]

約数ペア:

[(1, 19257580), (2, 9628790), (4, 4814395), (5, 3851516), (10, 1925758), (20, 962879), (331, 58180), (662, 29090), (1324, 14545), (1655, 11636), (2909, 6620), (3310, 5818)]