19217378

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{1453}}^1$

素因数の和:1861

約数の個数: 16

約数和(自身を含む): 30621240

約数和(自身を除く): 11403862

約数列:

[1, 2, 17, 34, 389, 778, 1453, 2906, 6613, 13226, 24701, 49402, 565217, 1130434, 9608689, 19217378]

約数ペア:

[(1, 19217378), (2, 9608689), (17, 1130434), (34, 565217), (389, 49402), (778, 24701), (1453, 13226), (2906, 6613)]