20438049

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1867}}^1$

素因数の和:2000

約数の個数: 16

約数和(自身を含む): 28244160

約数和(自身を除く): 7806111

約数列:

[1, 3, 41, 89, 123, 267, 1867, 3649, 5601, 10947, 76547, 166163, 229641, 498489, 6812683, 20438049]

約数ペア:

[(1, 20438049), (3, 6812683), (41, 498489), (89, 229641), (123, 166163), (267, 76547), (1867, 10947), (3649, 5601)]