20682721608

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{89387}}^1$

素因数の和:89738

約数の個数: 64

約数和(自身を含む): 53546987520

約数和(自身を除く): 32864265912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 311, 372, 622, 744, 933, 1244, 1866, 2488, 3732, 7464, 9641, 19282, 28923, 38564, 57846, 77128, 89387, 115692, 178774, 231384, 268161, 357548, 536322, 715096, 1072644, 2145288, 2770997, 5541994, 8312991, 11083988, 16625982, 22167976, 27799357, 33251964, 55598714, 66503928, 83398071, 111197428, 166796142, 222394856, 333592284, 667184568, 861780067, 1723560134, 2585340201, 3447120268, 5170680402, 6894240536, 10341360804, 20682721608]

約数ペア:

[(1, 20682721608), (2, 10341360804), (3, 6894240536), (4, 5170680402), (6, 3447120268), (8, 2585340201), (12, 1723560134), (24, 861780067), (31, 667184568), (62, 333592284), (93, 222394856), (124, 166796142), (186, 111197428), (248, 83398071), (311, 66503928), (372, 55598714), (622, 33251964), (744, 27799357), (933, 22167976), (1244, 16625982), (1866, 11083988), (2488, 8312991), (3732, 5541994), (7464, 2770997), (9641, 2145288), (19282, 1072644), (28923, 715096), (38564, 536322), (57846, 357548), (77128, 268161), (89387, 231384), (115692, 178774)]