20034777

素因数分解:

$3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1867}}^1$

素因数の和:1957

約数の個数: 24

約数和(自身を含む): 31516896

約数和(自身を除く): 11482119

約数列:

[1, 3, 7, 21, 49, 73, 147, 219, 511, 1533, 1867, 3577, 5601, 10731, 13069, 39207, 91483, 136291, 274449, 408873, 954037, 2862111, 6678259, 20034777]

約数ペア:

[(1, 20034777), (3, 6678259), (7, 2862111), (21, 954037), (49, 408873), (73, 274449), (147, 136291), (219, 91483), (511, 39207), (1533, 13069), (1867, 10731), (3577, 5601)]