28420048

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{93487}}^1$

素因数の和:93514

約数の個数: 20

約数和(自身を含む): 57962560

約数和(自身を除く): 29542512

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 93487, 186974, 373948, 747896, 1495792, 1776253, 3552506, 7105012, 14210024, 28420048]

約数ペア:

[(1, 28420048), (2, 14210024), (4, 7105012), (8, 3552506), (16, 1776253), (19, 1495792), (38, 747896), (76, 373948), (152, 186974), (304, 93487)]