20160983778

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{280037}}^1$

素因数の和:280139

約数の個数: 48

約数和(自身を含む): 44277368256

約数和(自身を除く): 24116384478

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 169, 213, 338, 426, 507, 923, 1014, 1846, 2769, 5538, 11999, 23998, 35997, 71994, 280037, 560074, 840111, 1680222, 3640481, 7280962, 10921443, 19882627, 21842886, 39765254, 47326253, 59647881, 94652506, 119295762, 141978759, 258474151, 283957518, 516948302, 775422453, 1550844906, 3360163963, 6720327926, 10080491889, 20160983778]

約数ペア:

[(1, 20160983778), (2, 10080491889), (3, 6720327926), (6, 3360163963), (13, 1550844906), (26, 775422453), (39, 516948302), (71, 283957518), (78, 258474151), (142, 141978759), (169, 119295762), (213, 94652506), (338, 59647881), (426, 47326253), (507, 39765254), (923, 21842886), (1014, 19882627), (1846, 10921443), (2769, 7280962), (5538, 3640481), (11999, 1680222), (23998, 840111), (35997, 560074), (71994, 280037)]