19906876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{15601}}^1$

素因数の和:15645

約数の個数: 24

約数和(自身を含む): 39317040

約数和(自身を除く): 19410164

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276, 15601, 31202, 62404, 171611, 343222, 452429, 686444, 904858, 1809716, 4976719, 9953438, 19906876]

約数ペア:

[(1, 19906876), (2, 9953438), (4, 4976719), (11, 1809716), (22, 904858), (29, 686444), (44, 452429), (58, 343222), (116, 171611), (319, 62404), (638, 31202), (1276, 15601)]