18449613

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2503}}^1$

素因数の和:2535

約数の個数: 40

約数和(自身を含む): 33934208

約数和(自身を除く): 15484595

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 567, 819, 1053, 2457, 2503, 7371, 7509, 17521, 22527, 32539, 52563, 67581, 97617, 157689, 202743, 227773, 292851, 473067, 683319, 878553, 1419201, 2049957, 2635659, 6149871, 18449613]

約数ペア:

[(1, 18449613), (3, 6149871), (7, 2635659), (9, 2049957), (13, 1419201), (21, 878553), (27, 683319), (39, 473067), (63, 292851), (81, 227773), (91, 202743), (117, 157689), (189, 97617), (273, 67581), (351, 52563), (567, 32539), (819, 22527), (1053, 17521), (2457, 7509), (2503, 7371)]