20187096584

素因数分解:

$2^3\times {\mathrm{31}}^3\times {\mathrm{71}}^1\times {\mathrm{1193}}^1$

素因数の和:1363

約数の個数: 64

約数和(自身を含む): 39696583680

約数和(自身を除く): 19509487096

約数列:

[1, 2, 4, 8, 31, 62, 71, 124, 142, 248, 284, 568, 961, 1193, 1922, 2201, 2386, 3844, 4402, 4772, 7688, 8804, 9544, 17608, 29791, 36983, 59582, 68231, 73966, 84703, 119164, 136462, 147932, 169406, 238328, 272924, 295864, 338812, 545848, 677624, 1146473, 2115161, 2292946, 2625793, 4230322, 4585892, 5251586, 8460644, 9171784, 10503172, 16921288, 21006344, 35540663, 71081326, 81399583, 142162652, 162799166, 284325304, 325598332, 651196664, 2523387073, 5046774146, 10093548292, 20187096584]

約数ペア:

[(1, 20187096584), (2, 10093548292), (4, 5046774146), (8, 2523387073), (31, 651196664), (62, 325598332), (71, 284325304), (124, 162799166), (142, 142162652), (248, 81399583), (284, 71081326), (568, 35540663), (961, 21006344), (1193, 16921288), (1922, 10503172), (2201, 9171784), (2386, 8460644), (3844, 5251586), (4402, 4585892), (4772, 4230322), (7688, 2625793), (8804, 2292946), (9544, 2115161), (17608, 1146473), (29791, 677624), (36983, 545848), (59582, 338812), (68231, 295864), (73966, 272924), (84703, 238328), (119164, 169406), (136462, 147932)]