19276144

素因数分解:

$2^4\times {\mathrm{241}}^1\times {\mathrm{4999}}^1$

素因数の和:5248

約数の個数: 20

約数和(自身を含む): 37510000

約数和(自身を除く): 18233856

約数列:

[1, 2, 4, 8, 16, 241, 482, 964, 1928, 3856, 4999, 9998, 19996, 39992, 79984, 1204759, 2409518, 4819036, 9638072, 19276144]

約数ペア:

[(1, 19276144), (2, 9638072), (4, 4819036), (8, 2409518), (16, 1204759), (241, 79984), (482, 39992), (964, 19996), (1928, 9998), (3856, 4999)]