18743218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{5503}}^1$

素因数の和:5649

約数の個数: 16

約数和(自身を含む): 30514176

約数和(自身を除く): 11770958

約数列:

[1, 2, 13, 26, 131, 262, 1703, 3406, 5503, 11006, 71539, 143078, 720893, 1441786, 9371609, 18743218]

約数ペア:

[(1, 18743218), (2, 9371609), (13, 1441786), (26, 720893), (131, 143078), (262, 71539), (1703, 11006), (3406, 5503)]