20213025345

素因数分解:

$3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2974691}}^1$

素因数の和:2974853

約数の個数: 24

約数和(自身を含む): 35267948352

約数和(自身を除く): 15054923007

約数列:

[1, 3, 5, 9, 15, 45, 151, 453, 755, 1359, 2265, 6795, 2974691, 8924073, 14873455, 26772219, 44620365, 133861095, 449178341, 1347535023, 2245891705, 4042605069, 6737675115, 20213025345]

約数ペア:

[(1, 20213025345), (3, 6737675115), (5, 4042605069), (9, 2245891705), (15, 1347535023), (45, 449178341), (151, 133861095), (453, 44620365), (755, 26772219), (1359, 14873455), (2265, 8924073), (6795, 2974691)]