20056678

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{2081}}^1$

素因数の和:2223

約数の個数: 16

約数和(自身を含む): 30980160

約数和(自身を除く): 10923482

約数列:

[1, 2, 61, 79, 122, 158, 2081, 4162, 4819, 9638, 126941, 164399, 253882, 328798, 10028339, 20056678]

約数ペア:

[(1, 20056678), (2, 10028339), (61, 328798), (79, 253882), (122, 164399), (158, 126941), (2081, 9638), (4162, 4819)]