20078356

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{5323}}^1$

素因数の和:5391

約数の個数: 24

約数和(自身を含む): 37566144

約数和(自身を除く): 17487788

約数列:

[1, 2, 4, 23, 41, 46, 82, 92, 164, 943, 1886, 3772, 5323, 10646, 21292, 122429, 218243, 244858, 436486, 489716, 872972, 5019589, 10039178, 20078356]

約数ペア:

[(1, 20078356), (2, 10039178), (4, 5019589), (23, 872972), (41, 489716), (46, 436486), (82, 244858), (92, 218243), (164, 122429), (943, 21292), (1886, 10646), (3772, 5323)]