20187191943

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4549739}}^1$

素因数の和:4549791

約数の個数: 24

約数和(自身を含む): 31939174800

約数和(自身を除く): 11751982857

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 4437, 4549739, 13649217, 40947651, 77345563, 131942431, 232036689, 395827293, 696110067, 1187481879, 2243021327, 6729063981, 20187191943]

約数ペア:

[(1, 20187191943), (3, 6729063981), (9, 2243021327), (17, 1187481879), (29, 696110067), (51, 395827293), (87, 232036689), (153, 131942431), (261, 77345563), (493, 40947651), (1479, 13649217), (4437, 4549739)]