18890586

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:252

約数の個数: 96

約数和(自身を含む): 49533120

約数和(自身を除く): 30642534

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 41, 66, 78, 82, 99, 117, 123, 143, 179, 198, 234, 246, 286, 358, 369, 429, 451, 533, 537, 738, 858, 902, 1066, 1074, 1287, 1353, 1599, 1611, 1969, 2327, 2574, 2706, 3198, 3222, 3938, 4059, 4654, 4797, 5863, 5907, 6981, 7339, 8118, 9594, 11726, 11814, 13962, 14678, 17589, 17721, 20943, 22017, 25597, 35178, 35442, 41886, 44034, 51194, 52767, 66051, 76791, 80729, 95407, 105534, 132102, 153582, 161458, 190814, 230373, 242187, 286221, 460746, 484374, 572442, 726561, 858663, 1049477, 1453122, 1717326, 2098954, 3148431, 6296862, 9445293, 18890586]

約数ペア:

[(1, 18890586), (2, 9445293), (3, 6296862), (6, 3148431), (9, 2098954), (11, 1717326), (13, 1453122), (18, 1049477), (22, 858663), (26, 726561), (33, 572442), (39, 484374), (41, 460746), (66, 286221), (78, 242187), (82, 230373), (99, 190814), (117, 161458), (123, 153582), (143, 132102), (179, 105534), (198, 95407), (234, 80729), (246, 76791), (286, 66051), (358, 52767), (369, 51194), (429, 44034), (451, 41886), (533, 35442), (537, 35178), (738, 25597), (858, 22017), (902, 20943), (1066, 17721), (1074, 17589), (1287, 14678), (1353, 13962), (1599, 11814), (1611, 11726), (1969, 9594), (2327, 8118), (2574, 7339), (2706, 6981), (3198, 5907), (3222, 5863), (3938, 4797), (4059, 4654)]