19332664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{881}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 39266640

約数和(自身を除く): 19933976

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 211, 422, 844, 881, 1688, 1762, 2743, 3524, 5486, 7048, 10972, 11453, 21944, 22906, 45812, 91624, 185891, 371782, 743564, 1487128, 2416583, 4833166, 9666332, 19332664]

約数ペア:

[(1, 19332664), (2, 9666332), (4, 4833166), (8, 2416583), (13, 1487128), (26, 743564), (52, 371782), (104, 185891), (211, 91624), (422, 45812), (844, 22906), (881, 21944), (1688, 11453), (1762, 10972), (2743, 7048), (3524, 5486)]