18747121394

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1\times {\mathrm{4259}}^1$

素因数の和:4742

約数の個数: 32

約数和(自身を含む): 28907746560

約数和(自身を除く): 10160625166

約数列:

[1, 2, 67, 107, 134, 214, 307, 614, 4259, 7169, 8518, 14338, 20569, 32849, 41138, 65698, 285353, 455713, 570706, 911426, 1307513, 2200883, 2615026, 4401766, 30532771, 61065542, 87603371, 139903891, 175206742, 279807782, 9373560697, 18747121394]

約数ペア:

[(1, 18747121394), (2, 9373560697), (67, 279807782), (107, 175206742), (134, 139903891), (214, 87603371), (307, 61065542), (614, 30532771), (4259, 4401766), (7169, 2615026), (8518, 2200883), (14338, 1307513), (20569, 911426), (32849, 570706), (41138, 455713), (65698, 285353)]