20161638

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{22859}}^1$

素因数の和:22881

約数の個数: 36

約数和(自身を含む): 50817780

約数和(自身を除く): 30656142

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 22859, 45718, 68577, 137154, 160013, 205731, 320026, 411462, 480039, 960078, 1120091, 1440117, 2240182, 2880234, 3360273, 6720546, 10080819, 20161638]

約数ペア:

[(1, 20161638), (2, 10080819), (3, 6720546), (6, 3360273), (7, 2880234), (9, 2240182), (14, 1440117), (18, 1120091), (21, 960078), (42, 480039), (49, 411462), (63, 320026), (98, 205731), (126, 160013), (147, 137154), (294, 68577), (441, 45718), (882, 22859)]