19034561

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 25132800

約数和(自身を除く): 6098239

約数列:

[1, 7, 13, 19, 91, 101, 109, 133, 247, 707, 763, 1313, 1417, 1729, 1919, 2071, 9191, 9919, 11009, 13433, 14497, 24947, 26923, 77063, 143117, 174629, 188461, 209171, 1001819, 1464197, 2719223, 19034561]

約数ペア:

[(1, 19034561), (7, 2719223), (13, 1464197), (19, 1001819), (91, 209171), (101, 188461), (109, 174629), (133, 143117), (247, 77063), (707, 26923), (763, 24947), (1313, 14497), (1417, 13433), (1729, 11009), (1919, 9919), (2071, 9191)]