19338501

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{5449}}^1$

素因数の和:5485

約数の個数: 24

約数和(自身を含む): 31915200

約数和(自身を除く): 12576699

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 5449, 16347, 38143, 70837, 114429, 212511, 495859, 920881, 1487577, 2762643, 6446167, 19338501]

約数ペア:

[(1, 19338501), (3, 6446167), (7, 2762643), (13, 1487577), (21, 920881), (39, 495859), (91, 212511), (169, 114429), (273, 70837), (507, 38143), (1183, 16347), (3549, 5449)]