128214832

素因数分解:

$2^4\times {\mathrm{443}}^1\times {\mathrm{18089}}^1$

素因数の和:18540

約数の個数: 20

約数和(自身を含む): 248990760

約数和(自身を除く): 120775928

約数列:

[1, 2, 4, 8, 16, 443, 886, 1772, 3544, 7088, 18089, 36178, 72356, 144712, 289424, 8013427, 16026854, 32053708, 64107416, 128214832]

約数ペア:

[(1, 128214832), (2, 64107416), (4, 32053708), (8, 16026854), (16, 8013427), (443, 289424), (886, 144712), (1772, 72356), (3544, 36178), (7088, 18089)]