18516894

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1787}}^1$

素因数の和:1960

約数の個数: 32

約数和(自身を含む): 40680576

約数和(自身を除く): 22163682

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 157, 314, 471, 942, 1727, 1787, 3454, 3574, 5181, 5361, 10362, 10722, 19657, 39314, 58971, 117942, 280559, 561118, 841677, 1683354, 3086149, 6172298, 9258447, 18516894]

約数ペア:

[(1, 18516894), (2, 9258447), (3, 6172298), (6, 3086149), (11, 1683354), (22, 841677), (33, 561118), (66, 280559), (157, 117942), (314, 58971), (471, 39314), (942, 19657), (1727, 10722), (1787, 10362), (3454, 5361), (3574, 5181)]