20452424

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{443}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 39960000

約数和(自身を除く): 19507576

約数列:

[1, 2, 4, 8, 29, 58, 116, 199, 232, 398, 443, 796, 886, 1592, 1772, 3544, 5771, 11542, 12847, 23084, 25694, 46168, 51388, 88157, 102776, 176314, 352628, 705256, 2556553, 5113106, 10226212, 20452424]

約数ペア:

[(1, 20452424), (2, 10226212), (4, 5113106), (8, 2556553), (29, 705256), (58, 352628), (116, 176314), (199, 102776), (232, 88157), (398, 51388), (443, 46168), (796, 25694), (886, 23084), (1592, 12847), (1772, 11542), (3544, 5771)]