19640371190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{178548829}}^1$

素因数の和:178548847

約数の個数: 16

約数和(自身を含む): 38566547280

約数和(自身を除く): 18926176090

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 178548829, 357097658, 892744145, 1785488290, 1964037119, 3928074238, 9820185595, 19640371190]

約数ペア:

[(1, 19640371190), (2, 9820185595), (5, 3928074238), (10, 1964037119), (11, 1785488290), (22, 892744145), (55, 357097658), (110, 178548829)]