20554344

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{2213}}^1$

素因数の和:2271

約数の個数: 64

約数和(自身を含む): 58449600

約数和(自身を除く): 37895256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 86, 108, 129, 172, 216, 258, 344, 387, 516, 774, 1032, 1161, 1548, 2213, 2322, 3096, 4426, 4644, 6639, 8852, 9288, 13278, 17704, 19917, 26556, 39834, 53112, 59751, 79668, 95159, 119502, 159336, 190318, 239004, 285477, 380636, 478008, 570954, 761272, 856431, 1141908, 1712862, 2283816, 2569293, 3425724, 5138586, 6851448, 10277172, 20554344]

約数ペア:

[(1, 20554344), (2, 10277172), (3, 6851448), (4, 5138586), (6, 3425724), (8, 2569293), (9, 2283816), (12, 1712862), (18, 1141908), (24, 856431), (27, 761272), (36, 570954), (43, 478008), (54, 380636), (72, 285477), (86, 239004), (108, 190318), (129, 159336), (172, 119502), (216, 95159), (258, 79668), (344, 59751), (387, 53112), (516, 39834), (774, 26556), (1032, 19917), (1161, 17704), (1548, 13278), (2213, 9288), (2322, 8852), (3096, 6639), (4426, 4644)]