11987278

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{15329}}^1$

素因数の和:15371

約数の個数: 16

約数和(自身を含む): 19867680

約数和(自身を除く): 7880402

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 15329, 30658, 260593, 352567, 521186, 705134, 5993639, 11987278]

約数ペア:

[(1, 11987278), (2, 5993639), (17, 705134), (23, 521186), (34, 352567), (46, 260593), (391, 30658), (782, 15329)]