18998604

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{4091}}^1$

素因数の和:4147

約数の個数: 48

約数和(自身を含む): 50413440

約数和(自身を除く): 31414836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 4091, 4644, 8182, 12273, 16364, 24546, 36819, 49092, 73638, 110457, 147276, 175913, 220914, 351826, 441828, 527739, 703652, 1055478, 1583217, 2110956, 3166434, 4749651, 6332868, 9499302, 18998604]

約数ペア:

[(1, 18998604), (2, 9499302), (3, 6332868), (4, 4749651), (6, 3166434), (9, 2110956), (12, 1583217), (18, 1055478), (27, 703652), (36, 527739), (43, 441828), (54, 351826), (86, 220914), (108, 175913), (129, 147276), (172, 110457), (258, 73638), (387, 49092), (516, 36819), (774, 24546), (1161, 16364), (1548, 12273), (2322, 8182), (4091, 4644)]