643050238

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{709}}^1\times {\mathrm{19717}}^1$

素因数の和:20451

約数の個数: 16

約数和(自身を含む): 1007984160

約数和(自身を除く): 364933922

約数列:

[1, 2, 23, 46, 709, 1418, 16307, 19717, 32614, 39434, 453491, 906982, 13979353, 27958706, 321525119, 643050238]

約数ペア:

[(1, 643050238), (2, 321525119), (23, 27958706), (46, 13979353), (709, 906982), (1418, 453491), (16307, 39434), (19717, 32614)]