2019640905

素因数分解:

$3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{91781}}^1$

素因数の和:91958

約数の個数: 32

約数和(自身を含む): 3612539520

約数和(自身を除く): 1592898615

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 163, 489, 815, 1467, 2445, 4401, 7335, 22005, 91781, 275343, 458905, 826029, 1376715, 2478087, 4130145, 12390435, 14960303, 44880909, 74801515, 134642727, 224404545, 403928181, 673213635, 2019640905]

約数ペア:

[(1, 2019640905), (3, 673213635), (5, 403928181), (9, 224404545), (15, 134642727), (27, 74801515), (45, 44880909), (135, 14960303), (163, 12390435), (489, 4130145), (815, 2478087), (1467, 1376715), (2445, 826029), (4401, 458905), (7335, 275343), (22005, 91781)]