19254391

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{569}}^1$

素因数の和:738

約数の個数: 16

約数和(自身を含む): 22024800

約数和(自身を除く): 2770409

約数列:

[1, 13, 19, 137, 247, 569, 1781, 2603, 7397, 10811, 33839, 77953, 140543, 1013389, 1481107, 19254391]

約数ペア:

[(1, 19254391), (13, 1481107), (19, 1013389), (137, 140543), (247, 77953), (569, 33839), (1781, 10811), (2603, 7397)]