20584178

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{8527}}^1$

素因数の和:8617

約数の個数: 16

約数和(自身を含む): 33156864

約数和(自身を除く): 12572686

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 8527, 17054, 144959, 289918, 605417, 1210834, 10292089, 20584178]

約数ペア:

[(1, 20584178), (2, 10292089), (17, 1210834), (34, 605417), (71, 289918), (142, 144959), (1207, 17054), (2414, 8527)]