20661336

素因数分解:

$2^3\times 3^2\times {\mathrm{73}}^1\times {\mathrm{3931}}^1$

素因数の和:4016

約数の個数: 48

約数和(自身を含む): 56738760

約数和(自身を除く): 36077424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 73, 146, 219, 292, 438, 584, 657, 876, 1314, 1752, 2628, 3931, 5256, 7862, 11793, 15724, 23586, 31448, 35379, 47172, 70758, 94344, 141516, 283032, 286963, 573926, 860889, 1147852, 1721778, 2295704, 2582667, 3443556, 5165334, 6887112, 10330668, 20661336]

約数ペア:

[(1, 20661336), (2, 10330668), (3, 6887112), (4, 5165334), (6, 3443556), (8, 2582667), (9, 2295704), (12, 1721778), (18, 1147852), (24, 860889), (36, 573926), (72, 286963), (73, 283032), (146, 141516), (219, 94344), (292, 70758), (438, 47172), (584, 35379), (657, 31448), (876, 23586), (1314, 15724), (1752, 11793), (2628, 7862), (3931, 5256)]