19970038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:432

約数の個数: 32

約数和(自身を含む): 34227360

約数和(自身を除く): 14257322

約数列:

[1, 2, 11, 22, 29, 58, 113, 226, 277, 319, 554, 638, 1243, 2486, 3047, 3277, 6094, 6554, 8033, 16066, 31301, 36047, 62602, 72094, 88363, 176726, 344311, 688622, 907729, 1815458, 9985019, 19970038]

約数ペア:

[(1, 19970038), (2, 9985019), (11, 1815458), (22, 907729), (29, 688622), (58, 344311), (113, 176726), (226, 88363), (277, 72094), (319, 62602), (554, 36047), (638, 31301), (1243, 16066), (2486, 8033), (3047, 6554), (3277, 6094)]