20671962

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1217}}^1$

素因数の和:1390

約数の個数: 32

約数和(自身を含む): 43848000

約数和(自身を除く): 23176038

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 149, 298, 447, 894, 1217, 2434, 2831, 3651, 5662, 7302, 8493, 16986, 23123, 46246, 69369, 138738, 181333, 362666, 543999, 1087998, 3445327, 6890654, 10335981, 20671962]

約数ペア:

[(1, 20671962), (2, 10335981), (3, 6890654), (6, 3445327), (19, 1087998), (38, 543999), (57, 362666), (114, 181333), (149, 138738), (298, 69369), (447, 46246), (894, 23123), (1217, 16986), (2434, 8493), (2831, 7302), (3651, 5662)]