20512355864

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{88327}}^1$

素因数の和:88393

約数の個数: 128

約数和(自身を含む): 53420774400

約数和(自身を除く): 32908418536

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 29, 44, 52, 56, 58, 77, 88, 91, 104, 116, 143, 154, 182, 203, 232, 286, 308, 319, 364, 377, 406, 572, 616, 638, 728, 754, 812, 1001, 1144, 1276, 1508, 1624, 2002, 2233, 2552, 2639, 3016, 4004, 4147, 4466, 5278, 8008, 8294, 8932, 10556, 16588, 17864, 21112, 29029, 33176, 58058, 88327, 116116, 176654, 232232, 353308, 618289, 706616, 971597, 1148251, 1236578, 1943194, 2296502, 2473156, 2561483, 3886388, 4593004, 4946312, 5122966, 6801179, 7772776, 8037757, 9186008, 10245932, 12630761, 13602358, 16075514, 17930381, 20491864, 25261522, 27204716, 28176313, 32151028, 33299279, 35860762, 50523044, 54409432, 56352626, 64302056, 66598558, 71721524, 88415327, 101046088, 112705252, 133197116, 143443048, 176830654, 197234191, 225410504, 233094953, 266394232, 353661308, 366292069, 394468382, 466189906, 707322616, 732584138, 788936764, 932379812, 1465168276, 1577873528, 1864759624, 2564044483, 2930336552, 5128088966, 10256177932, 20512355864]

約数ペア:

[(1, 20512355864), (2, 10256177932), (4, 5128088966), (7, 2930336552), (8, 2564044483), (11, 1864759624), (13, 1577873528), (14, 1465168276), (22, 932379812), (26, 788936764), (28, 732584138), (29, 707322616), (44, 466189906), (52, 394468382), (56, 366292069), (58, 353661308), (77, 266394232), (88, 233094953), (91, 225410504), (104, 197234191), (116, 176830654), (143, 143443048), (154, 133197116), (182, 112705252), (203, 101046088), (232, 88415327), (286, 71721524), (308, 66598558), (319, 64302056), (364, 56352626), (377, 54409432), (406, 50523044), (572, 35860762), (616, 33299279), (638, 32151028), (728, 28176313), (754, 27204716), (812, 25261522), (1001, 20491864), (1144, 17930381), (1276, 16075514), (1508, 13602358), (1624, 12630761), (2002, 10245932), (2233, 9186008), (2552, 8037757), (2639, 7772776), (3016, 6801179), (4004, 5122966), (4147, 4946312), (4466, 4593004), (5278, 3886388), (8008, 2561483), (8294, 2473156), (8932, 2296502), (10556, 1943194), (16588, 1236578), (17864, 1148251), (21112, 971597), (29029, 706616), (33176, 618289), (58058, 353308), (88327, 232232), (116116, 176654)]