19944145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18049}}^1$

素因数の和:18084

約数の個数: 16

約数和(自身を含む): 27291600

約数和(自身を除く): 7347455

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 18049, 90245, 234637, 306833, 1173185, 1534165, 3988829, 19944145]

約数ペア:

[(1, 19944145), (5, 3988829), (13, 1534165), (17, 1173185), (65, 306833), (85, 234637), (221, 90245), (1105, 18049)]