18902886695

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{374797}}^1$

素因数の和:374951

約数の個数: 32

約数和(自身を含む): 28496641536

約数和(自身を除く): 9593754841

約数列:

[1, 5, 7, 11, 35, 55, 77, 131, 385, 655, 917, 1441, 4585, 7205, 10087, 50435, 374797, 1873985, 2623579, 4122767, 13117895, 20613835, 28859369, 49098407, 144296845, 245492035, 343688849, 540082477, 1718444245, 2700412385, 3780577339, 18902886695]

約数ペア:

[(1, 18902886695), (5, 3780577339), (7, 2700412385), (11, 1718444245), (35, 540082477), (55, 343688849), (77, 245492035), (131, 144296845), (385, 49098407), (655, 28859369), (917, 20613835), (1441, 13117895), (4585, 4122767), (7205, 2623579), (10087, 1873985), (50435, 374797)]