1375312

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{1999}}^1$

素因数の和:2050

約数の個数: 20

約数和(自身を含む): 2728000

約数和(自身を除く): 1352688

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 1999, 3998, 7996, 15992, 31984, 85957, 171914, 343828, 687656, 1375312]

約数ペア:

[(1, 1375312), (2, 687656), (4, 343828), (8, 171914), (16, 85957), (43, 31984), (86, 15992), (172, 7996), (344, 3998), (688, 1999)]