20651559982

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{294997}}^1$

素因数の和:295116

約数の個数: 32

約数和(自身を含む): 34408566720

約数和(自身を除く): 13757006738

約数列:

[1, 2, 17, 29, 34, 58, 71, 142, 493, 986, 1207, 2059, 2414, 4118, 35003, 70006, 294997, 589994, 5014949, 8554913, 10029898, 17109826, 20944787, 41889574, 145433521, 290867042, 356061379, 607398823, 712122758, 1214797646, 10325779991, 20651559982]

約数ペア:

[(1, 20651559982), (2, 10325779991), (17, 1214797646), (29, 712122758), (34, 607398823), (58, 356061379), (71, 290867042), (142, 145433521), (493, 41889574), (986, 20944787), (1207, 17109826), (2059, 10029898), (2414, 8554913), (4118, 5014949), (35003, 589994), (70006, 294997)]