18914038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1613}}^1$

素因数の和:1680

約数の個数: 32

約数和(自身を含む): 34165152

約数和(自身を除く): 15251114

約数列:

[1, 2, 11, 13, 22, 26, 41, 82, 143, 286, 451, 533, 902, 1066, 1613, 3226, 5863, 11726, 17743, 20969, 35486, 41938, 66133, 132266, 230659, 461318, 727463, 859729, 1454926, 1719458, 9457019, 18914038]

約数ペア:

[(1, 18914038), (2, 9457019), (11, 1719458), (13, 1454926), (22, 859729), (26, 727463), (41, 461318), (82, 230659), (143, 132266), (286, 66133), (451, 41938), (533, 35486), (902, 20969), (1066, 17743), (1613, 11726), (3226, 5863)]