2185778882

素因数分解:

$2^1\times 7^1\times {\mathrm{1409}}^1\times {\mathrm{110807}}^1$

素因数の和:112225

約数の個数: 16

約数和(自身を含む): 3749742720

約数和(自身を除く): 1563963838

約数列:

[1, 2, 7, 14, 1409, 2818, 9863, 19726, 110807, 221614, 775649, 1551298, 156127063, 312254126, 1092889441, 2185778882]

約数ペア:

[(1, 2185778882), (2, 1092889441), (7, 312254126), (14, 156127063), (1409, 1551298), (2818, 775649), (9863, 221614), (19726, 110807)]