1987888

素因数分解:

$2^4\times 7^1\times {\mathrm{17749}}^1$

素因数の和:17764

約数の個数: 20

約数和(自身を含む): 4402000

約数和(自身を除く): 2414112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 17749, 35498, 70996, 124243, 141992, 248486, 283984, 496972, 993944, 1987888]

約数ペア:

[(1, 1987888), (2, 993944), (4, 496972), (7, 283984), (8, 248486), (14, 141992), (16, 124243), (28, 70996), (56, 35498), (112, 17749)]