20525362

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1669}}^1$

素因数の和:1738

約数の個数: 32

約数和(自身を含む): 37033920

約数和(自身を除く): 16508558

約数列:

[1, 2, 11, 13, 22, 26, 43, 86, 143, 286, 473, 559, 946, 1118, 1669, 3338, 6149, 12298, 18359, 21697, 36718, 43394, 71767, 143534, 238667, 477334, 789437, 932971, 1578874, 1865942, 10262681, 20525362]

約数ペア:

[(1, 20525362), (2, 10262681), (11, 1865942), (13, 1578874), (22, 932971), (26, 789437), (43, 477334), (86, 238667), (143, 143534), (286, 71767), (473, 43394), (559, 36718), (946, 21697), (1118, 18359), (1669, 12298), (3338, 6149)]