18259566

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1787}}^1$

素因数の和:1936

約数の個数: 32

約数和(自身を含む): 39650688

約数和(自身を除く): 21391122

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 262, 393, 786, 1703, 1787, 3406, 3574, 5109, 5361, 10218, 10722, 23231, 46462, 69693, 139386, 234097, 468194, 702291, 1404582, 3043261, 6086522, 9129783, 18259566]

約数ペア:

[(1, 18259566), (2, 9129783), (3, 6086522), (6, 3043261), (13, 1404582), (26, 702291), (39, 468194), (78, 234097), (131, 139386), (262, 69693), (393, 46462), (786, 23231), (1703, 10722), (1787, 10218), (3406, 5361), (3574, 5109)]