208066664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{7607}}^1$

素因数の和:7889

約数の個数: 32

約数和(自身を含む): 421787520

約数和(自身を除く): 213720856

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 263, 526, 1052, 2104, 3419, 6838, 7607, 13676, 15214, 27352, 30428, 60856, 98891, 197782, 395564, 791128, 2000641, 4001282, 8002564, 16005128, 26008333, 52016666, 104033332, 208066664]

約数ペア:

[(1, 208066664), (2, 104033332), (4, 52016666), (8, 26008333), (13, 16005128), (26, 8002564), (52, 4001282), (104, 2000641), (263, 791128), (526, 395564), (1052, 197782), (2104, 98891), (3419, 60856), (6838, 30428), (7607, 27352), (13676, 15214)]