19108327679

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{151091}}^1$

素因数の和:151223

約数の個数: 24

約数和(自身を含む): 23253058800

約数和(自身を除く): 4144731121

約数列:

[1, 7, 29, 49, 89, 203, 623, 1421, 2581, 4361, 18067, 126469, 151091, 1057637, 4381639, 7403459, 13447099, 30671473, 94129693, 214700311, 389965871, 658907851, 2729761097, 19108327679]

約数ペア:

[(1, 19108327679), (7, 2729761097), (29, 658907851), (49, 389965871), (89, 214700311), (203, 94129693), (623, 30671473), (1421, 13447099), (2581, 7403459), (4361, 4381639), (18067, 1057637), (126469, 151091)]