20482365

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1709}}^1$

素因数の和:1781

約数の個数: 32

約数和(自身を含む): 35458560

約数和(自身を除く): 14976195

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 141, 235, 255, 705, 799, 1709, 2397, 3995, 5127, 8545, 11985, 25635, 29053, 80323, 87159, 145265, 240969, 401615, 435795, 1204845, 1365491, 4096473, 6827455, 20482365]

約数ペア:

[(1, 20482365), (3, 6827455), (5, 4096473), (15, 1365491), (17, 1204845), (47, 435795), (51, 401615), (85, 240969), (141, 145265), (235, 87159), (255, 80323), (705, 29053), (799, 25635), (1709, 11985), (2397, 8545), (3995, 5127)]