189660666

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{78437}}^1$

素因数の和:78486

約数の個数: 32

約数和(自身を含む): 421682688

約数和(自身を除く): 232022022

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 78437, 156874, 235311, 470622, 1019681, 2039362, 2431547, 3059043, 4863094, 6118086, 7294641, 14589282, 31610111, 63220222, 94830333, 189660666]

約数ペア:

[(1, 189660666), (2, 94830333), (3, 63220222), (6, 31610111), (13, 14589282), (26, 7294641), (31, 6118086), (39, 4863094), (62, 3059043), (78, 2431547), (93, 2039362), (186, 1019681), (403, 470622), (806, 235311), (1209, 156874), (2418, 78437)]