20199006465

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{20509}}^1$

素因数の和:20702

約数の個数: 64

約数和(自身を含む): 36291870720

約数和(自身を除く): 16092864255

約数列:

[1, 3, 5, 11, 15, 33, 47, 55, 127, 141, 165, 235, 381, 517, 635, 705, 1397, 1551, 1905, 2585, 4191, 5969, 6985, 7755, 17907, 20509, 20955, 29845, 61527, 65659, 89535, 102545, 196977, 225599, 307635, 328295, 676797, 963923, 984885, 1127995, 2604643, 2891769, 3383985, 4819615, 7813929, 10603153, 13023215, 14458845, 28651073, 31809459, 39069645, 53015765, 85953219, 122418221, 143255365, 159047295, 367254663, 429766095, 612091105, 1346600431, 1836273315, 4039801293, 6733002155, 20199006465]

約数ペア:

[(1, 20199006465), (3, 6733002155), (5, 4039801293), (11, 1836273315), (15, 1346600431), (33, 612091105), (47, 429766095), (55, 367254663), (127, 159047295), (141, 143255365), (165, 122418221), (235, 85953219), (381, 53015765), (517, 39069645), (635, 31809459), (705, 28651073), (1397, 14458845), (1551, 13023215), (1905, 10603153), (2585, 7813929), (4191, 4819615), (5969, 3383985), (6985, 2891769), (7755, 2604643), (17907, 1127995), (20509, 984885), (20955, 963923), (29845, 676797), (61527, 328295), (65659, 307635), (89535, 225599), (102545, 196977)]