2018990151

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{7577}}^1$

素因数の和:7796

約数の個数: 32

約数和(自身を含む): 3055449600

約数和(自身を除く): 1036459449

約数列:

[1, 3, 9, 27, 71, 139, 213, 417, 639, 1251, 1917, 3753, 7577, 9869, 22731, 29607, 68193, 88821, 204579, 266463, 537967, 1053203, 1613901, 3159609, 4841703, 9478827, 14525109, 28436481, 74777413, 224332239, 672996717, 2018990151]

約数ペア:

[(1, 2018990151), (3, 672996717), (9, 224332239), (27, 74777413), (71, 28436481), (139, 14525109), (213, 9478827), (417, 4841703), (639, 3159609), (1251, 1613901), (1917, 1053203), (3753, 537967), (7577, 266463), (9869, 204579), (22731, 88821), (29607, 68193)]