2019138888

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{20809}}^1$

素因数の和:21142

約数の個数: 64

約数和(自身を含む): 5453884800

約数和(自身を除く): 3434745912

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 311, 312, 622, 933, 1244, 1866, 2488, 3732, 4043, 7464, 8086, 12129, 16172, 20809, 24258, 32344, 41618, 48516, 62427, 83236, 97032, 124854, 166472, 249708, 270517, 499416, 541034, 811551, 1082068, 1623102, 2164136, 3246204, 6471599, 6492408, 12943198, 19414797, 25886396, 38829594, 51772792, 77659188, 84130787, 155318376, 168261574, 252392361, 336523148, 504784722, 673046296, 1009569444, 2019138888]

約数ペア:

[(1, 2019138888), (2, 1009569444), (3, 673046296), (4, 504784722), (6, 336523148), (8, 252392361), (12, 168261574), (13, 155318376), (24, 84130787), (26, 77659188), (39, 51772792), (52, 38829594), (78, 25886396), (104, 19414797), (156, 12943198), (311, 6492408), (312, 6471599), (622, 3246204), (933, 2164136), (1244, 1623102), (1866, 1082068), (2488, 811551), (3732, 541034), (4043, 499416), (7464, 270517), (8086, 249708), (12129, 166472), (16172, 124854), (20809, 97032), (24258, 83236), (32344, 62427), (41618, 48516)]