19408766

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:524

約数の個数: 32

約数和(自身を含む): 33415200

約数和(自身を除く): 14006434

約数列:

[1, 2, 13, 19, 26, 38, 101, 202, 247, 389, 494, 778, 1313, 1919, 2626, 3838, 5057, 7391, 10114, 14782, 24947, 39289, 49894, 78578, 96083, 192166, 510757, 746491, 1021514, 1492982, 9704383, 19408766]

約数ペア:

[(1, 19408766), (2, 9704383), (13, 1492982), (19, 1021514), (26, 746491), (38, 510757), (101, 192166), (202, 96083), (247, 78578), (389, 49894), (494, 39289), (778, 24947), (1313, 14782), (1919, 10114), (2626, 7391), (3838, 5057)]