18961254

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{81031}}^1$

素因数の和:81052

約数の個数: 24

約数和(自身を含む): 44243472

約数和(自身を除く): 25282218

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 81031, 162062, 243093, 486186, 729279, 1053403, 1458558, 2106806, 3160209, 6320418, 9480627, 18961254]

約数ペア:

[(1, 18961254), (2, 9480627), (3, 6320418), (6, 3160209), (9, 2106806), (13, 1458558), (18, 1053403), (26, 729279), (39, 486186), (78, 243093), (117, 162062), (234, 81031)]