20286635512

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{229}}^1\times {\mathrm{367}}^1$

素因数の和:837

約数の個数: 128

約数和(自身を含む): 45218073600

約数和(自身を除く): 24931438088

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 211, 229, 286, 367, 422, 458, 572, 734, 844, 916, 1144, 1468, 1688, 1832, 2321, 2519, 2743, 2936, 2977, 4037, 4642, 4771, 5038, 5486, 5954, 8074, 9284, 9542, 10076, 10972, 11908, 16148, 18568, 19084, 20152, 21944, 23816, 30173, 32296, 32747, 38168, 48319, 52481, 60346, 65494, 77437, 84043, 96638, 104962, 120692, 130988, 154874, 168086, 193276, 209924, 241384, 261976, 309748, 336172, 386552, 419848, 531509, 619496, 628147, 672344, 851807, 924473, 1006681, 1063018, 1092559, 1256294, 1703614, 1848946, 2013362, 2126036, 2185118, 2512588, 3407228, 3697892, 4026724, 4252072, 4370236, 5025176, 6814456, 6909617, 7395784, 8053448, 8740472, 11073491, 12018149, 13819234, 17733073, 22146982, 24036298, 27638468, 35466146, 44293964, 48072596, 55276936, 70932292, 88587928, 96145192, 141864584, 195063803, 230529949, 390127606, 461059898, 780255212, 922119796, 1560510424, 1844239592, 2535829439, 5071658878, 10143317756, 20286635512]

約数ペア:

[(1, 20286635512), (2, 10143317756), (4, 5071658878), (8, 2535829439), (11, 1844239592), (13, 1560510424), (22, 922119796), (26, 780255212), (44, 461059898), (52, 390127606), (88, 230529949), (104, 195063803), (143, 141864584), (211, 96145192), (229, 88587928), (286, 70932292), (367, 55276936), (422, 48072596), (458, 44293964), (572, 35466146), (734, 27638468), (844, 24036298), (916, 22146982), (1144, 17733073), (1468, 13819234), (1688, 12018149), (1832, 11073491), (2321, 8740472), (2519, 8053448), (2743, 7395784), (2936, 6909617), (2977, 6814456), (4037, 5025176), (4642, 4370236), (4771, 4252072), (5038, 4026724), (5486, 3697892), (5954, 3407228), (8074, 2512588), (9284, 2185118), (9542, 2126036), (10076, 2013362), (10972, 1848946), (11908, 1703614), (16148, 1256294), (18568, 1092559), (19084, 1063018), (20152, 1006681), (21944, 924473), (23816, 851807), (30173, 672344), (32296, 628147), (32747, 619496), (38168, 531509), (48319, 419848), (52481, 386552), (60346, 336172), (65494, 309748), (77437, 261976), (84043, 241384), (96638, 209924), (104962, 193276), (120692, 168086), (130988, 154874)]