19994640808

素因数分解:

$2^3\times {\mathrm{9241}}^1\times {\mathrm{270461}}^1$

素因数の和:279708

約数の個数: 16

約数和(自身を含む): 37494147060

約数和(自身を除く): 17499506252

約数列:

[1, 2, 4, 8, 9241, 18482, 36964, 73928, 270461, 540922, 1081844, 2163688, 2499330101, 4998660202, 9997320404, 19994640808]

約数ペア:

[(1, 19994640808), (2, 9997320404), (4, 4998660202), (8, 2499330101), (9241, 2163688), (18482, 1081844), (36964, 540922), (73928, 270461)]