19145685

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2089}}^1$

素因数の和:2157

約数の個数: 32

約数和(自身を含む): 33707520

約数和(自身を除く): 14561835

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 195, 235, 611, 705, 1833, 2089, 3055, 6267, 9165, 10445, 27157, 31335, 81471, 98183, 135785, 294549, 407355, 490915, 1276379, 1472745, 3829137, 6381895, 19145685]

約数ペア:

[(1, 19145685), (3, 6381895), (5, 3829137), (13, 1472745), (15, 1276379), (39, 490915), (47, 407355), (65, 294549), (141, 135785), (195, 98183), (235, 81471), (611, 31335), (705, 27157), (1833, 10445), (2089, 9165), (3055, 6267)]