20133957557

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{251621}}^1$

素因数の和:251729

約数の個数: 24

約数和(自身を含む): 24783760512

約数和(自身を除く): 4649802955

約数列:

[1, 7, 23, 49, 71, 161, 497, 1127, 1633, 3479, 11431, 80017, 251621, 1761347, 5787283, 12329429, 17865091, 40510981, 125055637, 283576867, 410897093, 875389459, 2876279651, 20133957557]

約数ペア:

[(1, 20133957557), (7, 2876279651), (23, 875389459), (49, 410897093), (71, 283576867), (161, 125055637), (497, 40510981), (1127, 17865091), (1633, 12329429), (3479, 5787283), (11431, 1761347), (80017, 251621)]