19408077

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5351}}^1$

素因数の和:5401

約数の個数: 24

約数和(自身を含む): 31170048

約数和(自身を除く): 11761971

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 5351, 16053, 48159, 69563, 165881, 208689, 497643, 626067, 1492929, 2156453, 6469359, 19408077]

約数ペア:

[(1, 19408077), (3, 6469359), (9, 2156453), (13, 1492929), (31, 626067), (39, 497643), (93, 208689), (117, 165881), (279, 69563), (403, 48159), (1209, 16053), (3627, 5351)]