28107878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{18041}}^1$

素因数の和:18103

約数の個数: 16

約数和(自身を含む): 45465840

約数和(自身を除く): 17357962

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 18041, 36082, 342779, 685558, 739681, 1479362, 14053939, 28107878]

約数ペア:

[(1, 28107878), (2, 14053939), (19, 1479362), (38, 739681), (41, 685558), (82, 342779), (779, 36082), (1558, 18041)]