19366945948816

素因数分解:

$2^4\times {\mathrm{21961}}^1\times {\mathrm{55117441}}^1$

素因数の和:55139410

約数の個数: 20

約数和(自身を含む): 37525167097324

約数和(自身を除く): 18158221148508

約数列:

[1, 2, 4, 8, 16, 21961, 43922, 87844, 175688, 351376, 55117441, 110234882, 220469764, 440939528, 881879056, 1210434121801, 2420868243602, 4841736487204, 9683472974408, 19366945948816]

約数ペア:

[(1, 19366945948816), (2, 9683472974408), (4, 4841736487204), (8, 2420868243602), (16, 1210434121801), (21961, 881879056), (43922, 440939528), (87844, 220469764), (175688, 110234882), (351376, 55117441)]