19920976

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{18583}}^1$

素因数の和:18658

約数の個数: 20

約数和(自身を含む): 39175072

約数和(自身を除く): 19254096

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 18583, 37166, 74332, 148664, 297328, 1245061, 2490122, 4980244, 9960488, 19920976]

約数ペア:

[(1, 19920976), (2, 9960488), (4, 4980244), (8, 2490122), (16, 1245061), (67, 297328), (134, 148664), (268, 74332), (536, 37166), (1072, 18583)]