20090619

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{39163}}^1$

素因数の和:39191

約数の個数: 16

約数和(自身を含む): 31331200

約数和(自身を除く): 11240581

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 39163, 117489, 352467, 744097, 1057401, 2232291, 6696873, 20090619]

約数ペア:

[(1, 20090619), (3, 6696873), (9, 2232291), (19, 1057401), (27, 744097), (57, 352467), (171, 117489), (513, 39163)]