20147685472

素因数分解:

$2^5\times {\mathrm{919}}^1\times {\mathrm{685109}}^1$

素因数の和:686038

約数の個数: 24

約数和(自身を含む): 39708975600

約数和(自身を除く): 19561290128

約数列:

[1, 2, 4, 8, 16, 32, 919, 1838, 3676, 7352, 14704, 29408, 685109, 1370218, 2740436, 5480872, 10961744, 21923488, 629615171, 1259230342, 2518460684, 5036921368, 10073842736, 20147685472]

約数ペア:

[(1, 20147685472), (2, 10073842736), (4, 5036921368), (8, 2518460684), (16, 1259230342), (32, 629615171), (919, 21923488), (1838, 10961744), (3676, 5480872), (7352, 2740436), (14704, 1370218), (29408, 685109)]