27291728

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{20551}}^1$

素因数の和:20642

約数の個数: 20

約数和(自身を含む): 53517408

約数和(自身を除く): 26225680

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 20551, 41102, 82204, 164408, 328816, 1705733, 3411466, 6822932, 13645864, 27291728]

約数ペア:

[(1, 27291728), (2, 13645864), (4, 6822932), (8, 3411466), (16, 1705733), (83, 328816), (166, 164408), (332, 82204), (664, 41102), (1328, 20551)]