20051050

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{9781}}^1$

素因数の和:9834

約数の個数: 24

約数和(自身を含む): 38208492

約数和(自身を除く): 18157442

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 9781, 19562, 48905, 97810, 244525, 401021, 489050, 802042, 2005105, 4010210, 10025525, 20051050]

約数ペア:

[(1, 20051050), (2, 10025525), (5, 4010210), (10, 2005105), (25, 802042), (41, 489050), (50, 401021), (82, 244525), (205, 97810), (410, 48905), (1025, 19562), (2050, 9781)]