66774664

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{39937}}^1$

素因数の和:39973

約数の個数: 32

約数和(自身を含む): 143776800

約数和(自身を除く): 77002136

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 39937, 79874, 159748, 319496, 439307, 758803, 878614, 1517606, 1757228, 3035212, 3514456, 6070424, 8346833, 16693666, 33387332, 66774664]

約数ペア:

[(1, 66774664), (2, 33387332), (4, 16693666), (8, 8346833), (11, 6070424), (19, 3514456), (22, 3035212), (38, 1757228), (44, 1517606), (76, 878614), (88, 758803), (152, 439307), (209, 319496), (418, 159748), (836, 79874), (1672, 39937)]