20512254

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2557}}^1$

素因数の和:2760

約数の個数: 32

約数和(自身を含む): 47149056

約数和(自身を除く): 26636802

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 191, 382, 573, 1146, 1337, 2557, 2674, 4011, 5114, 7671, 8022, 15342, 17899, 35798, 53697, 107394, 488387, 976774, 1465161, 2930322, 3418709, 6837418, 10256127, 20512254]

約数ペア:

[(1, 20512254), (2, 10256127), (3, 6837418), (6, 3418709), (7, 2930322), (14, 1465161), (21, 976774), (42, 488387), (191, 107394), (382, 53697), (573, 35798), (1146, 17899), (1337, 15342), (2557, 8022), (2674, 7671), (4011, 5114)]