19990386

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{85429}}^1$

素因数の和:85450

約数の個数: 24

約数和(自身を含む): 46644780

約数和(自身を除く): 26654394

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 85429, 170858, 256287, 512574, 768861, 1110577, 1537722, 2221154, 3331731, 6663462, 9995193, 19990386]

約数ペア:

[(1, 19990386), (2, 9995193), (3, 6663462), (6, 3331731), (9, 2221154), (13, 1537722), (18, 1110577), (26, 768861), (39, 512574), (78, 256287), (117, 170858), (234, 85429)]