20563334

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{40639}}^1$

素因数の和:40675

約数の個数: 16

約数和(自身を含む): 35112960

約数和(自身を除く): 14549626

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 40639, 81278, 447029, 894058, 934697, 1869394, 10281667, 20563334]

約数ペア:

[(1, 20563334), (2, 10281667), (11, 1869394), (22, 934697), (23, 894058), (46, 447029), (253, 81278), (506, 40639)]