20408049376264

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{60598289}}^1$

素因数の和:60598438

約数の個数: 64

約数和(自身を含む): 43194461112000

約数和(自身を除く): 22786411735736

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 89, 172, 178, 344, 356, 473, 712, 946, 979, 1892, 1958, 3784, 3827, 3916, 7654, 7832, 15308, 30616, 42097, 84194, 168388, 336776, 60598289, 121196578, 242393156, 484786312, 666581179, 1333162358, 2605726427, 2666324716, 5211452854, 5332649432, 5393247721, 10422905708, 10786495442, 20845811416, 21572990884, 28662990697, 43145981768, 57325981394, 59325724931, 114651962788, 118651449862, 229303925576, 231909652003, 237302899724, 463819304006, 474605799448, 927638608012, 1855277216024, 2551006172033, 5102012344066, 10204024688132, 20408049376264]

約数ペア:

[(1, 20408049376264), (2, 10204024688132), (4, 5102012344066), (8, 2551006172033), (11, 1855277216024), (22, 927638608012), (43, 474605799448), (44, 463819304006), (86, 237302899724), (88, 231909652003), (89, 229303925576), (172, 118651449862), (178, 114651962788), (344, 59325724931), (356, 57325981394), (473, 43145981768), (712, 28662990697), (946, 21572990884), (979, 20845811416), (1892, 10786495442), (1958, 10422905708), (3784, 5393247721), (3827, 5332649432), (3916, 5211452854), (7654, 2666324716), (7832, 2605726427), (15308, 1333162358), (30616, 666581179), (42097, 484786312), (84194, 242393156), (168388, 121196578), (336776, 60598289)]