20912576

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{4877}}^1$

素因数の和:4956

約数の個数: 28

約数和(自身を含む): 42126408

約数和(自身を除く): 21213832

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 268, 536, 1072, 2144, 4288, 4877, 9754, 19508, 39016, 78032, 156064, 312128, 326759, 653518, 1307036, 2614072, 5228144, 10456288, 20912576]

約数ペア:

[(1, 20912576), (2, 10456288), (4, 5228144), (8, 2614072), (16, 1307036), (32, 653518), (64, 326759), (67, 312128), (134, 156064), (268, 78032), (536, 39016), (1072, 19508), (2144, 9754), (4288, 4877)]