20624548

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23761}}^1$

素因数の和:23803

約数の個数: 24

約数和(自身を含む): 42581504

約数和(自身を除く): 21956956

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 23761, 47522, 95044, 166327, 332654, 665308, 736591, 1473182, 2946364, 5156137, 10312274, 20624548]

約数ペア:

[(1, 20624548), (2, 10312274), (4, 5156137), (7, 2946364), (14, 1473182), (28, 736591), (31, 665308), (62, 332654), (124, 166327), (217, 95044), (434, 47522), (868, 23761)]