20407841281

素因数分解:

${\mathrm{23}}^1\times {\mathrm{809}}^1\times {\mathrm{1009}}^1\times {\mathrm{1087}}^1$

素因数の和:2928

約数の個数: 16

約数和(自身を含む): 21362227200

約数和(自身を除く): 954385919

約数列:

[1, 23, 809, 1009, 1087, 18607, 23207, 25001, 816281, 879383, 1096783, 18774463, 20225809, 25226009, 887297447, 20407841281]

約数ペア:

[(1, 20407841281), (23, 887297447), (809, 25226009), (1009, 20225809), (1087, 18774463), (18607, 1096783), (23207, 879383), (25001, 816281)]