20899524

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{457}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 50680448

約数和(自身を除く): 29780924

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 103, 111, 148, 206, 222, 309, 412, 444, 457, 618, 914, 1236, 1371, 1828, 2742, 3811, 5484, 7622, 11433, 15244, 16909, 22866, 33818, 45732, 47071, 50727, 67636, 94142, 101454, 141213, 188284, 202908, 282426, 564852, 1741627, 3483254, 5224881, 6966508, 10449762, 20899524]

約数ペア:

[(1, 20899524), (2, 10449762), (3, 6966508), (4, 5224881), (6, 3483254), (12, 1741627), (37, 564852), (74, 282426), (103, 202908), (111, 188284), (148, 141213), (206, 101454), (222, 94142), (309, 67636), (412, 50727), (444, 47071), (457, 45732), (618, 33818), (914, 22866), (1236, 16909), (1371, 15244), (1828, 11433), (2742, 7622), (3811, 5484)]