20445742

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{1063}}^1$

素因数の和:1287

約数の個数: 16

約数和(自身を含む): 31409280

約数和(自身を除く): 10963538

約数列:

[1, 2, 59, 118, 163, 326, 1063, 2126, 9617, 19234, 62717, 125434, 173269, 346538, 10222871, 20445742]

約数ペア:

[(1, 20445742), (2, 10222871), (59, 346538), (118, 173269), (163, 125434), (326, 62717), (1063, 19234), (2126, 9617)]