19879158

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5927}}^1$

素因数の和:5988

約数の個数: 32

約数和(自身を含む): 43819776

約数和(自身を除く): 23940618

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 1118, 1677, 3354, 5927, 11854, 17781, 35562, 77051, 154102, 231153, 254861, 462306, 509722, 764583, 1529166, 3313193, 6626386, 9939579, 19879158]

約数ペア:

[(1, 19879158), (2, 9939579), (3, 6626386), (6, 3313193), (13, 1529166), (26, 764583), (39, 509722), (43, 462306), (78, 254861), (86, 231153), (129, 154102), (258, 77051), (559, 35562), (1118, 17781), (1677, 11854), (3354, 5927)]