2018021369

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{2339}}^1$

素因数の和:2877

約数の個数: 32

約数和(自身を含む): 2620800000

約数和(自身を除く): 602778631

約数列:

[1, 7, 13, 19, 91, 133, 247, 499, 1729, 2339, 3493, 6487, 9481, 16373, 30407, 44441, 45409, 66367, 123253, 212849, 311087, 577733, 862771, 1167161, 4044131, 8170127, 15173093, 22176059, 106211651, 155232413, 288288767, 2018021369]

約数ペア:

[(1, 2018021369), (7, 288288767), (13, 155232413), (19, 106211651), (91, 22176059), (133, 15173093), (247, 8170127), (499, 4044131), (1729, 1167161), (2339, 862771), (3493, 577733), (6487, 311087), (9481, 212849), (16373, 123253), (30407, 66367), (44441, 45409)]