20179666

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{5209}}^1$

素因数の和:5373

約数の個数: 16

約数和(自身を含む): 32823000

約数和(自身を除く): 12643334

約数列:

[1, 2, 13, 26, 149, 298, 1937, 3874, 5209, 10418, 67717, 135434, 776141, 1552282, 10089833, 20179666]

約数ペア:

[(1, 20179666), (2, 10089833), (13, 1552282), (26, 776141), (149, 135434), (298, 67717), (1937, 10418), (3874, 5209)]