19941207

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:140

約数の個数: 64

約数和(自身を含む): 34062336

約数和(自身を除く): 14121129

約数列:

[1, 3, 11, 13, 23, 33, 39, 43, 47, 69, 129, 141, 143, 253, 299, 429, 473, 517, 559, 611, 759, 897, 989, 1081, 1419, 1551, 1677, 1833, 2021, 2967, 3243, 3289, 6063, 6149, 6721, 9867, 10879, 11891, 12857, 14053, 18447, 20163, 22231, 26273, 32637, 35673, 38571, 42159, 46483, 66693, 78819, 139449, 141427, 154583, 289003, 424281, 463749, 511313, 604279, 867009, 1533939, 1812837, 6647069, 19941207]

約数ペア:

[(1, 19941207), (3, 6647069), (11, 1812837), (13, 1533939), (23, 867009), (33, 604279), (39, 511313), (43, 463749), (47, 424281), (69, 289003), (129, 154583), (141, 141427), (143, 139449), (253, 78819), (299, 66693), (429, 46483), (473, 42159), (517, 38571), (559, 35673), (611, 32637), (759, 26273), (897, 22231), (989, 20163), (1081, 18447), (1419, 14053), (1551, 12857), (1677, 11891), (1833, 10879), (2021, 9867), (2967, 6721), (3243, 6149), (3289, 6063)]