20214458415

素因数分解:

$3^4\times 5^1\times {\mathrm{49912243}}^1$

素因数の和:49912260

約数の個数: 20

約数和(自身を含む): 36236289144

約数和(自身を除く): 16021830729

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 49912243, 149736729, 249561215, 449210187, 748683645, 1347630561, 2246050935, 4042891683, 6738152805, 20214458415]

約数ペア:

[(1, 20214458415), (3, 6738152805), (5, 4042891683), (9, 2246050935), (15, 1347630561), (27, 748683645), (45, 449210187), (81, 249561215), (135, 149736729), (405, 49912243)]