19222903

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2411}}^1$

素因数の和:2502

約数の個数: 16

約数和(自身を含む): 23618304

約数和(自身を除く): 4395401

約数列:

[1, 7, 17, 67, 119, 469, 1139, 2411, 7973, 16877, 40987, 161537, 286909, 1130759, 2746129, 19222903]

約数ペア:

[(1, 19222903), (7, 2746129), (17, 1130759), (67, 286909), (119, 161537), (469, 40987), (1139, 16877), (2411, 7973)]