68898904

素因数分解:

$2^3\times {\mathrm{443}}^1\times {\mathrm{19441}}^1$

素因数の和:19890

約数の個数: 16

約数和(自身を含む): 129483720

約数和(自身を除く): 60584816

約数列:

[1, 2, 4, 8, 443, 886, 1772, 3544, 19441, 38882, 77764, 155528, 8612363, 17224726, 34449452, 68898904]

約数ペア:

[(1, 68898904), (2, 34449452), (4, 17224726), (8, 8612363), (443, 155528), (886, 77764), (1772, 38882), (3544, 19441)]