19400925

素因数分解:

$3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1861}}^1$

素因数の和:2013

約数の個数: 24

約数和(自身を含む): 32324320

約数和(自身を除く): 12923395

約数列:

[1, 3, 5, 15, 25, 75, 139, 417, 695, 1861, 2085, 3475, 5583, 9305, 10425, 27915, 46525, 139575, 258679, 776037, 1293395, 3880185, 6466975, 19400925]

約数ペア:

[(1, 19400925), (3, 6466975), (5, 3880185), (15, 1293395), (25, 776037), (75, 258679), (139, 139575), (417, 46525), (695, 27915), (1861, 10425), (2085, 9305), (3475, 5583)]