17972786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{5443}}^1$

素因数の和:5585

約数の個数: 16

約数和(自身を含む): 29266944

約数和(自身を除く): 11294158

約数列:

[1, 2, 13, 26, 127, 254, 1651, 3302, 5443, 10886, 70759, 141518, 691261, 1382522, 8986393, 17972786]

約数ペア:

[(1, 17972786), (2, 8986393), (13, 1382522), (26, 691261), (127, 141518), (254, 70759), (1651, 10886), (3302, 5443)]