19413554

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^2$

素因数の和:282

約数の個数: 24

約数和(自身を含む): 31656240

約数和(自身を除く): 12242686

約数列:

[1, 2, 19, 38, 43, 86, 109, 218, 817, 1634, 2071, 4142, 4687, 9374, 11881, 23762, 89053, 178106, 225739, 451478, 510883, 1021766, 9706777, 19413554]

約数ペア:

[(1, 19413554), (2, 9706777), (19, 1021766), (38, 510883), (43, 451478), (86, 225739), (109, 178106), (218, 89053), (817, 23762), (1634, 11881), (2071, 9374), (4142, 4687)]