19553974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{18911}}^1$

素因数の和:18971

約数の個数: 16

約数和(自身を含む): 32679936

約数和(自身を除く): 13125962

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 18911, 37822, 208021, 416042, 888817, 1777634, 9776987, 19553974]

約数ペア:

[(1, 19553974), (2, 9776987), (11, 1777634), (22, 888817), (47, 416042), (94, 208021), (517, 37822), (1034, 18911)]