20455775427

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{557}}^1\times {\mathrm{182711}}^1$

素因数の和:183338

約数の個数: 16

約数和(自身を含む): 27731296512

約数和(自身を除く): 7275521085

約数列:

[1, 3, 67, 201, 557, 1671, 37319, 111957, 182711, 548133, 12241637, 36724911, 101770027, 305310081, 6818591809, 20455775427]

約数ペア:

[(1, 20455775427), (3, 6818591809), (67, 305310081), (201, 101770027), (557, 36724911), (1671, 12241637), (37319, 548133), (111957, 182711)]