20492224

素因数分解:

$2^6\times {\mathrm{199}}^1\times {\mathrm{1609}}^1$

素因数の和:1820

約数の個数: 28

約数和(自身を含む): 40894000

約数和(自身を除く): 20401776

約数列:

[1, 2, 4, 8, 16, 32, 64, 199, 398, 796, 1592, 1609, 3184, 3218, 6368, 6436, 12736, 12872, 25744, 51488, 102976, 320191, 640382, 1280764, 2561528, 5123056, 10246112, 20492224]

約数ペア:

[(1, 20492224), (2, 10246112), (4, 5123056), (8, 2561528), (16, 1280764), (32, 640382), (64, 320191), (199, 102976), (398, 51488), (796, 25744), (1592, 12872), (1609, 12736), (3184, 6436), (3218, 6368)]