20175675

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20693}}^1$

素因数の和:20719

約数の個数: 24

約数和(自身を含む): 35924784

約数和(自身を除く): 15749109

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 20693, 62079, 103465, 269009, 310395, 517325, 807027, 1345045, 1551975, 4035135, 6725225, 20175675]

約数ペア:

[(1, 20175675), (3, 6725225), (5, 4035135), (13, 1551975), (15, 1345045), (25, 807027), (39, 517325), (65, 310395), (75, 269009), (195, 103465), (325, 62079), (975, 20693)]