18911386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1429}}^1$

素因数の和:1953

約数の個数: 16

約数和(自身を含む): 30630600

約数和(自身を除く): 11719214

約数列:

[1, 2, 13, 26, 509, 1018, 1429, 2858, 6617, 13234, 18577, 37154, 727361, 1454722, 9455693, 18911386]

約数ペア:

[(1, 18911386), (2, 9455693), (13, 1454722), (26, 727361), (509, 37154), (1018, 18577), (1429, 13234), (2858, 6617)]