18397730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1033}}^1$

素因数の和:1190

約数の個数: 32

約数和(自身を含む): 35958384

約数和(自身を除く): 17560654

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 274, 685, 1033, 1370, 1781, 2066, 3562, 5165, 8905, 10330, 13429, 17810, 26858, 67145, 134290, 141521, 283042, 707605, 1415210, 1839773, 3679546, 9198865, 18397730]

約数ペア:

[(1, 18397730), (2, 9198865), (5, 3679546), (10, 1839773), (13, 1415210), (26, 707605), (65, 283042), (130, 141521), (137, 134290), (274, 67145), (685, 26858), (1033, 17810), (1370, 13429), (1781, 10330), (2066, 8905), (3562, 5165)]