20173537821

素因数分解:

$3^1\times {\mathrm{263}}^1\times {\mathrm{1279}}^1\times {\mathrm{19991}}^1$

素因数の和:21536

約数の個数: 16

約数和(自身を含む): 27022786560

約数和(自身を除く): 6849248739

約数列:

[1, 3, 263, 789, 1279, 3837, 19991, 59973, 336377, 1009131, 5257633, 15772899, 25568489, 76705467, 6724512607, 20173537821]

約数ペア:

[(1, 20173537821), (3, 6724512607), (263, 76705467), (789, 25568489), (1279, 15772899), (3837, 5257633), (19991, 1009131), (59973, 336377)]