20896974

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{937}}^1$

素因数の和:1014

約数の個数: 64

約数和(自身を含む): 54028800

約数和(自身を除く): 33131826

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 59, 63, 118, 126, 177, 189, 354, 378, 413, 531, 826, 937, 1062, 1239, 1593, 1874, 2478, 2811, 3186, 3717, 5622, 6559, 7434, 8433, 11151, 13118, 16866, 19677, 22302, 25299, 39354, 50598, 55283, 59031, 110566, 118062, 165849, 177093, 331698, 354186, 386981, 497547, 773962, 995094, 1160943, 1492641, 2321886, 2985282, 3482829, 6965658, 10448487, 20896974]

約数ペア:

[(1, 20896974), (2, 10448487), (3, 6965658), (6, 3482829), (7, 2985282), (9, 2321886), (14, 1492641), (18, 1160943), (21, 995094), (27, 773962), (42, 497547), (54, 386981), (59, 354186), (63, 331698), (118, 177093), (126, 165849), (177, 118062), (189, 110566), (354, 59031), (378, 55283), (413, 50598), (531, 39354), (826, 25299), (937, 22302), (1062, 19677), (1239, 16866), (1593, 13118), (1874, 11151), (2478, 8433), (2811, 7434), (3186, 6559), (3717, 5622)]