20757534

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1579}}^1$

素因数の和:1904

約数の個数: 32

約数和(自身を含む): 47627520

約数和(自身を除く): 26869986

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 313, 626, 939, 1579, 1878, 2191, 3158, 4382, 4737, 6573, 9474, 11053, 13146, 22106, 33159, 66318, 494227, 988454, 1482681, 2965362, 3459589, 6919178, 10378767, 20757534]

約数ペア:

[(1, 20757534), (2, 10378767), (3, 6919178), (6, 3459589), (7, 2965362), (14, 1482681), (21, 988454), (42, 494227), (313, 66318), (626, 33159), (939, 22106), (1579, 13146), (1878, 11053), (2191, 9474), (3158, 6573), (4382, 4737)]