40198938

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{515371}}^1$

素因数の和:515389

約数の個数: 16

約数和(自身を含む): 86582496

約数和(自身を除く): 46383558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 515371, 1030742, 1546113, 3092226, 6699823, 13399646, 20099469, 40198938]

約数ペア:

[(1, 40198938), (2, 20099469), (3, 13399646), (6, 6699823), (13, 3092226), (26, 1546113), (39, 1030742), (78, 515371)]