16891190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{4679}}^1$

素因数の和:4724

約数の個数: 24

約数和(自身を含む): 32095440

約数和(自身を除く): 15204250

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 4679, 9358, 23395, 46790, 88901, 177802, 444505, 889010, 1689119, 3378238, 8445595, 16891190]

約数ペア:

[(1, 16891190), (2, 8445595), (5, 3378238), (10, 1689119), (19, 889010), (38, 444505), (95, 177802), (190, 88901), (361, 46790), (722, 23395), (1805, 9358), (3610, 4679)]