20736075

素因数分解:

$3^1\times 5^2\times {\mathrm{151}}^1\times {\mathrm{1831}}^1$

素因数の和:1995

約数の個数: 24

約数和(自身を含む): 34529536

約数和(自身を除く): 13793461

約数列:

[1, 3, 5, 15, 25, 75, 151, 453, 755, 1831, 2265, 3775, 5493, 9155, 11325, 27465, 45775, 137325, 276481, 829443, 1382405, 4147215, 6912025, 20736075]

約数ペア:

[(1, 20736075), (3, 6912025), (5, 4147215), (15, 1382405), (25, 829443), (75, 276481), (151, 137325), (453, 45775), (755, 27465), (1831, 11325), (2265, 9155), (3775, 5493)]