20125378

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{15797}}^1$

素因数の和:15826

約数の個数: 24

約数和(自身を含む): 37820412

約数和(自身を除く): 17695034

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 15797, 31594, 110579, 205361, 221158, 410722, 774053, 1437527, 1548106, 2875054, 10062689, 20125378]

約数ペア:

[(1, 20125378), (2, 10062689), (7, 2875054), (13, 1548106), (14, 1437527), (26, 774053), (49, 410722), (91, 221158), (98, 205361), (182, 110579), (637, 31594), (1274, 15797)]