20500766

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1667}}^1$

素因数の和:1736

約数の個数: 32

約数和(自身を含む): 36989568

約数和(自身を除く): 16488802

約数列:

[1, 2, 11, 13, 22, 26, 43, 86, 143, 286, 473, 559, 946, 1118, 1667, 3334, 6149, 12298, 18337, 21671, 36674, 43342, 71681, 143362, 238381, 476762, 788491, 931853, 1576982, 1863706, 10250383, 20500766]

約数ペア:

[(1, 20500766), (2, 10250383), (11, 1863706), (13, 1576982), (22, 931853), (26, 788491), (43, 476762), (86, 238381), (143, 143362), (286, 71681), (473, 43342), (559, 36674), (946, 21671), (1118, 18337), (1667, 12298), (3334, 6149)]