19618742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{68597}}^1$

素因数の和:68623

約数の個数: 16

約数和(自身を含む): 34573392

約数和(自身を除く): 14954650

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 68597, 137194, 754567, 891761, 1509134, 1783522, 9809371, 19618742]

約数ペア:

[(1, 19618742), (2, 9809371), (11, 1783522), (13, 1509134), (22, 891761), (26, 754567), (143, 137194), (286, 68597)]