20246876155

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{2693}}^1$

素因数の和:2797

約数の個数: 72

約数和(自身を含む): 29039660496

約数和(自身を除く): 8792784341

約数列:

[1, 5, 11, 17, 43, 55, 85, 121, 187, 215, 289, 473, 605, 731, 935, 1445, 2057, 2365, 2693, 3179, 3655, 5203, 8041, 10285, 12427, 13465, 15895, 26015, 29623, 34969, 40205, 45781, 62135, 88451, 115799, 136697, 148115, 174845, 228905, 325853, 442255, 503591, 578995, 683485, 778277, 1273789, 1503667, 1629265, 1968583, 2517955, 3891385, 5539501, 6368945, 7518335, 8561047, 9842915, 14011679, 21654413, 27697505, 33465911, 42805235, 70058395, 94171517, 108272065, 167329555, 238198543, 368125021, 470857585, 1190992715, 1840625105, 4049375231, 20246876155]

約数ペア:

[(1, 20246876155), (5, 4049375231), (11, 1840625105), (17, 1190992715), (43, 470857585), (55, 368125021), (85, 238198543), (121, 167329555), (187, 108272065), (215, 94171517), (289, 70058395), (473, 42805235), (605, 33465911), (731, 27697505), (935, 21654413), (1445, 14011679), (2057, 9842915), (2365, 8561047), (2693, 7518335), (3179, 6368945), (3655, 5539501), (5203, 3891385), (8041, 2517955), (10285, 1968583), (12427, 1629265), (13465, 1503667), (15895, 1273789), (26015, 778277), (29623, 683485), (34969, 578995), (40205, 503591), (45781, 442255), (62135, 325853), (88451, 228905), (115799, 174845), (136697, 148115)]