2018963945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1\times {\mathrm{607}}^1$

素因数の和:1097

約数の個数: 32

約数和(自身を含む): 2600294400

約数和(自身を除く): 581330455

約数列:

[1, 5, 17, 85, 109, 359, 545, 607, 1795, 1853, 3035, 6103, 9265, 10319, 30515, 39131, 51595, 66163, 195655, 217913, 330815, 665227, 1089565, 1124771, 3326135, 3704521, 5623855, 18522605, 23752517, 118762585, 403792789, 2018963945]

約数ペア:

[(1, 2018963945), (5, 403792789), (17, 118762585), (85, 23752517), (109, 18522605), (359, 5623855), (545, 3704521), (607, 3326135), (1795, 1124771), (1853, 1089565), (3035, 665227), (6103, 330815), (9265, 217913), (10319, 195655), (30515, 66163), (39131, 51595)]