20151164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{457981}}^1$

素因数の和:457996

約数の個数: 12

約数和(自身を含む): 38470488

約数和(自身を除く): 18319324

約数列:

[1, 2, 4, 11, 22, 44, 457981, 915962, 1831924, 5037791, 10075582, 20151164]

約数ペア:

[(1, 20151164), (2, 10075582), (4, 5037791), (11, 1831924), (22, 915962), (44, 457981)]