20713004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23431}}^1$

素因数の和:23465

約数の個数: 24

約数和(自身を含む): 41334048

約数和(自身を除く): 20621044

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 23431, 46862, 93724, 304603, 398327, 609206, 796654, 1218412, 1593308, 5178251, 10356502, 20713004]

約数ペア:

[(1, 20713004), (2, 10356502), (4, 5178251), (13, 1593308), (17, 1218412), (26, 796654), (34, 609206), (52, 398327), (68, 304603), (221, 93724), (442, 46862), (884, 23431)]