201809816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1940479}}^1$

素因数の和:1940498

約数の個数: 16

約数和(自身を含む): 407500800

約数和(自身を除く): 205690984

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1940479, 3880958, 7761916, 15523832, 25226227, 50452454, 100904908, 201809816]

約数ペア:

[(1, 201809816), (2, 100904908), (4, 50452454), (8, 25226227), (13, 15523832), (26, 7761916), (52, 3880958), (104, 1940479)]