19005275511

素因数分解:

$3^4\times {\mathrm{17}}^2\times {\mathrm{811879}}^1$

素因数の和:811925

約数の個数: 30

約数和(自身を含む): 30158906360

約数和(自身を除く): 11153630849

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 289, 459, 867, 1377, 2601, 7803, 23409, 811879, 2435637, 7306911, 13801943, 21920733, 41405829, 65762199, 124217487, 234633031, 372652461, 703899093, 1117957383, 2111697279, 6335091837, 19005275511]

約数ペア:

[(1, 19005275511), (3, 6335091837), (9, 2111697279), (17, 1117957383), (27, 703899093), (51, 372652461), (81, 234633031), (153, 124217487), (289, 65762199), (459, 41405829), (867, 21920733), (1377, 13801943), (2601, 7306911), (7803, 2435637), (23409, 811879)]