2019985209

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{119321}}^1$

素因数の和:119363

約数の個数: 40

約数和(自身を含む): 3465110880

約数和(自身を除く): 1445125671

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 99, 171, 209, 297, 513, 627, 891, 1539, 1881, 5643, 16929, 119321, 357963, 1073889, 1312531, 2267099, 3221667, 3937593, 6801297, 9665001, 11812779, 20403891, 24938089, 35438337, 61211673, 74814267, 106315011, 183635019, 224442801, 673328403, 2019985209]

約数ペア:

[(1, 2019985209), (3, 673328403), (9, 224442801), (11, 183635019), (19, 106315011), (27, 74814267), (33, 61211673), (57, 35438337), (81, 24938089), (99, 20403891), (171, 11812779), (209, 9665001), (297, 6801297), (513, 3937593), (627, 3221667), (891, 2267099), (1539, 1312531), (1881, 1073889), (5643, 357963), (16929, 119321)]