20470248

素因数分解:

$2^3\times 3^2\times {\mathrm{401}}^1\times {\mathrm{709}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 55656900

約数和(自身を除く): 35186652

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 401, 709, 802, 1203, 1418, 1604, 2127, 2406, 2836, 3208, 3609, 4254, 4812, 5672, 6381, 7218, 8508, 9624, 12762, 14436, 17016, 25524, 28872, 51048, 284309, 568618, 852927, 1137236, 1705854, 2274472, 2558781, 3411708, 5117562, 6823416, 10235124, 20470248]

約数ペア:

[(1, 20470248), (2, 10235124), (3, 6823416), (4, 5117562), (6, 3411708), (8, 2558781), (9, 2274472), (12, 1705854), (18, 1137236), (24, 852927), (36, 568618), (72, 284309), (401, 51048), (709, 28872), (802, 25524), (1203, 17016), (1418, 14436), (1604, 12762), (2127, 9624), (2406, 8508), (2836, 7218), (3208, 6381), (3609, 5672), (4254, 4812)]