20512223069

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1151}}^1\times {\mathrm{6203}}^1$

素因数の和:7397

約数の個数: 24

約数和(自身を含む): 23542244352

約数和(自身を除く): 3030021283

約数列:

[1, 13, 17, 169, 221, 1151, 2873, 6203, 14963, 19567, 80639, 105451, 194519, 254371, 1048307, 1370863, 3306823, 7139653, 17821219, 92815489, 121374101, 1206601357, 1577863313, 20512223069]

約数ペア:

[(1, 20512223069), (13, 1577863313), (17, 1206601357), (169, 121374101), (221, 92815489), (1151, 17821219), (2873, 7139653), (6203, 3306823), (14963, 1370863), (19567, 1048307), (80639, 254371), (105451, 194519)]