19986016

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{36739}}^1$

素因数の和:36766

約数の個数: 24

約数和(自身を含む): 41663160

約数和(自身を除く): 21677144

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 36739, 73478, 146956, 293912, 587824, 624563, 1175648, 1249126, 2498252, 4996504, 9993008, 19986016]

約数ペア:

[(1, 19986016), (2, 9993008), (4, 4996504), (8, 2498252), (16, 1249126), (17, 1175648), (32, 624563), (34, 587824), (68, 293912), (136, 146956), (272, 73478), (544, 36739)]