68784218

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{2027}}^1$

素因数の和:2114

約数の個数: 24

約数和(自身を含む): 111264192

約数和(自身を除く): 42479974

約数列:

[1, 2, 19, 38, 47, 94, 361, 722, 893, 1786, 2027, 4054, 16967, 33934, 38513, 77026, 95269, 190538, 731747, 1463494, 1810111, 3620222, 34392109, 68784218]

約数ペア:

[(1, 68784218), (2, 34392109), (19, 3620222), (38, 1810111), (47, 1463494), (94, 731747), (361, 190538), (722, 95269), (893, 77026), (1786, 38513), (2027, 33934), (4054, 16967)]