1989500838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{286589}}^1$

素因数の和:286696

約数の個数: 32

約数和(自身を含む): 4333240800

約数和(自身を除く): 2343739962

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 178, 267, 534, 1157, 2314, 3471, 6942, 286589, 573178, 859767, 1719534, 3725657, 7451314, 11176971, 22353942, 25506421, 51012842, 76519263, 153038526, 331583473, 663166946, 994750419, 1989500838]

約数ペア:

[(1, 1989500838), (2, 994750419), (3, 663166946), (6, 331583473), (13, 153038526), (26, 76519263), (39, 51012842), (78, 25506421), (89, 22353942), (178, 11176971), (267, 7451314), (534, 3725657), (1157, 1719534), (2314, 859767), (3471, 573178), (6942, 286589)]