28664878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{19447}}^1$

素因数の和:19527

約数の個数: 16

約数和(自身を含む): 47608704

約数和(自身を除く): 18943826

約数列:

[1, 2, 11, 22, 67, 134, 737, 1474, 19447, 38894, 213917, 427834, 1302949, 2605898, 14332439, 28664878]

約数ペア:

[(1, 28664878), (2, 14332439), (11, 2605898), (22, 1302949), (67, 427834), (134, 213917), (737, 38894), (1474, 19447)]