18842944086

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{261773}}^1$

素因数の和:261858

約数の個数: 64

約数和(自身を含む): 44229335040

約数和(自身を除く): 25386390954

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 43, 54, 62, 86, 93, 129, 186, 258, 279, 387, 558, 774, 837, 1161, 1333, 1674, 2322, 2666, 3999, 7998, 11997, 23994, 35991, 71982, 261773, 523546, 785319, 1570638, 2355957, 4711914, 7067871, 8114963, 11256239, 14135742, 16229926, 22512478, 24344889, 33768717, 48689778, 67537434, 73034667, 101306151, 146069334, 202612302, 219104001, 303918453, 348943409, 438208002, 607836906, 697886818, 1046830227, 2093660454, 3140490681, 6280981362, 9421472043, 18842944086]

約数ペア:

[(1, 18842944086), (2, 9421472043), (3, 6280981362), (6, 3140490681), (9, 2093660454), (18, 1046830227), (27, 697886818), (31, 607836906), (43, 438208002), (54, 348943409), (62, 303918453), (86, 219104001), (93, 202612302), (129, 146069334), (186, 101306151), (258, 73034667), (279, 67537434), (387, 48689778), (558, 33768717), (774, 24344889), (837, 22512478), (1161, 16229926), (1333, 14135742), (1674, 11256239), (2322, 8114963), (2666, 7067871), (3999, 4711914), (7998, 2355957), (11997, 1570638), (23994, 785319), (35991, 523546), (71982, 261773)]