20188791668

素因数分解:

$2^2\times {\mathrm{24623}}^1\times {\mathrm{204979}}^1$

素因数の和:229606

約数の個数: 12

約数和(自身を含む): 35331992640

約数和(自身を除く): 15143200972

約数列:

[1, 2, 4, 24623, 49246, 98492, 204979, 409958, 819916, 5047197917, 10094395834, 20188791668]

約数ペア:

[(1, 20188791668), (2, 10094395834), (4, 5047197917), (24623, 819916), (49246, 409958), (98492, 204979)]