20139801621

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{392153}}^1$

素因数の和:392245

約数の個数: 32

約数和(自身を含む): 30493895040

約数和(自身を除く): 10354093419

約数列:

[1, 3, 17, 19, 51, 53, 57, 159, 323, 901, 969, 1007, 2703, 3021, 17119, 51357, 392153, 1176459, 6666601, 7450907, 19999803, 20784109, 22352721, 62352327, 126665419, 353329853, 379996257, 394898071, 1059989559, 1184694213, 6713267207, 20139801621]

約数ペア:

[(1, 20139801621), (3, 6713267207), (17, 1184694213), (19, 1059989559), (51, 394898071), (53, 379996257), (57, 353329853), (159, 126665419), (323, 62352327), (901, 22352721), (969, 20784109), (1007, 19999803), (2703, 7450907), (3021, 6666601), (17119, 1176459), (51357, 392153)]