19908470

素因数分解:

$2^1\times 5^1\times {\mathrm{929}}^1\times {\mathrm{2143}}^1$

素因数の和:3079

約数の個数: 16

約数和(自身を含む): 35890560

約数和(自身を除く): 15982090

約数列:

[1, 2, 5, 10, 929, 1858, 2143, 4286, 4645, 9290, 10715, 21430, 1990847, 3981694, 9954235, 19908470]

約数ペア:

[(1, 19908470), (2, 9954235), (5, 3981694), (10, 1990847), (929, 21430), (1858, 10715), (2143, 9290), (4286, 4645)]