17729284

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{72661}}^1$

素因数の和:72726

約数の個数: 12

約数和(自身を含む): 31535308

約数和(自身を除く): 13806024

約数列:

[1, 2, 4, 61, 122, 244, 72661, 145322, 290644, 4432321, 8864642, 17729284]

約数ペア:

[(1, 17729284), (2, 8864642), (4, 4432321), (61, 290644), (122, 145322), (244, 72661)]