18128383

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:367

約数の個数: 24

約数和(自身を含む): 22982400

約数和(自身を除く): 4854017

約数列:

[1, 7, 13, 49, 91, 149, 191, 637, 1043, 1337, 1937, 2483, 7301, 9359, 13559, 17381, 28459, 94913, 121667, 199213, 369967, 1394491, 2589769, 18128383]

約数ペア:

[(1, 18128383), (7, 2589769), (13, 1394491), (49, 369967), (91, 199213), (149, 121667), (191, 94913), (637, 28459), (1043, 17381), (1337, 13559), (1937, 9359), (2483, 7301)]