20101923712

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{2153}}^1$

素因数の和:2392

約数の個数: 128

約数和(自身を含む): 44785278720

約数和(自身を除く): 24683355008

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 181, 208, 248, 362, 403, 416, 496, 724, 806, 832, 992, 1448, 1612, 1664, 1984, 2153, 2353, 2896, 3224, 3968, 4306, 4706, 5611, 5792, 6448, 8612, 9412, 11222, 11584, 12896, 17224, 18824, 22444, 23168, 25792, 27989, 34448, 37648, 44888, 51584, 55978, 66743, 68896, 72943, 75296, 89776, 111956, 133486, 137792, 145886, 150592, 179552, 223912, 266972, 275584, 291772, 301184, 359104, 389693, 447824, 533944, 583544, 718208, 779386, 867659, 895648, 1067888, 1167088, 1558772, 1735318, 1791296, 2135776, 2334176, 3117544, 3470636, 3582592, 4271552, 4668352, 5066009, 6235088, 6941272, 8543104, 9336704, 10132018, 12080483, 12470176, 13882544, 20264036, 24160966, 24940352, 27765088, 40528072, 48321932, 49880704, 55530176, 81056144, 96643864, 111060352, 157046279, 162112288, 193287728, 314092558, 324224576, 386575456, 628185116, 648449152, 773150912, 1256370232, 1546301824, 2512740464, 5025480928, 10050961856, 20101923712]

約数ペア:

[(1, 20101923712), (2, 10050961856), (4, 5025480928), (8, 2512740464), (13, 1546301824), (16, 1256370232), (26, 773150912), (31, 648449152), (32, 628185116), (52, 386575456), (62, 324224576), (64, 314092558), (104, 193287728), (124, 162112288), (128, 157046279), (181, 111060352), (208, 96643864), (248, 81056144), (362, 55530176), (403, 49880704), (416, 48321932), (496, 40528072), (724, 27765088), (806, 24940352), (832, 24160966), (992, 20264036), (1448, 13882544), (1612, 12470176), (1664, 12080483), (1984, 10132018), (2153, 9336704), (2353, 8543104), (2896, 6941272), (3224, 6235088), (3968, 5066009), (4306, 4668352), (4706, 4271552), (5611, 3582592), (5792, 3470636), (6448, 3117544), (8612, 2334176), (9412, 2135776), (11222, 1791296), (11584, 1735318), (12896, 1558772), (17224, 1167088), (18824, 1067888), (22444, 895648), (23168, 867659), (25792, 779386), (27989, 718208), (34448, 583544), (37648, 533944), (44888, 447824), (51584, 389693), (55978, 359104), (66743, 301184), (68896, 291772), (72943, 275584), (75296, 266972), (89776, 223912), (111956, 179552), (133486, 150592), (137792, 145886)]