20343708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 66044160

約数和(自身を除く): 45700452

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 41, 42, 44, 63, 66, 77, 82, 84, 99, 123, 126, 132, 154, 164, 179, 198, 231, 246, 252, 287, 308, 358, 369, 396, 451, 462, 492, 537, 574, 693, 716, 738, 861, 902, 924, 1074, 1148, 1253, 1353, 1386, 1476, 1611, 1722, 1804, 1969, 2148, 2506, 2583, 2706, 2772, 3157, 3222, 3444, 3759, 3938, 4059, 5012, 5166, 5412, 5907, 6314, 6444, 7339, 7518, 7876, 8118, 9471, 10332, 11277, 11814, 12628, 13783, 14678, 15036, 16236, 17721, 18942, 22017, 22554, 23628, 27566, 28413, 29356, 35442, 37884, 41349, 44034, 45108, 51373, 55132, 56826, 66051, 70884, 80729, 82698, 88068, 102746, 113652, 124047, 132102, 154119, 161458, 165396, 205492, 242187, 248094, 264204, 308238, 322916, 462357, 484374, 496188, 565103, 616476, 726561, 924714, 968748, 1130206, 1453122, 1695309, 1849428, 2260412, 2906244, 3390618, 5085927, 6781236, 10171854, 20343708]

約数ペア:

[(1, 20343708), (2, 10171854), (3, 6781236), (4, 5085927), (6, 3390618), (7, 2906244), (9, 2260412), (11, 1849428), (12, 1695309), (14, 1453122), (18, 1130206), (21, 968748), (22, 924714), (28, 726561), (33, 616476), (36, 565103), (41, 496188), (42, 484374), (44, 462357), (63, 322916), (66, 308238), (77, 264204), (82, 248094), (84, 242187), (99, 205492), (123, 165396), (126, 161458), (132, 154119), (154, 132102), (164, 124047), (179, 113652), (198, 102746), (231, 88068), (246, 82698), (252, 80729), (287, 70884), (308, 66051), (358, 56826), (369, 55132), (396, 51373), (451, 45108), (462, 44034), (492, 41349), (537, 37884), (574, 35442), (693, 29356), (716, 28413), (738, 27566), (861, 23628), (902, 22554), (924, 22017), (1074, 18942), (1148, 17721), (1253, 16236), (1353, 15036), (1386, 14678), (1476, 13783), (1611, 12628), (1722, 11814), (1804, 11277), (1969, 10332), (2148, 9471), (2506, 8118), (2583, 7876), (2706, 7518), (2772, 7339), (3157, 6444), (3222, 6314), (3444, 5907), (3759, 5412), (3938, 5166), (4059, 5012)]