20139522

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8329}}^1$

素因数の和:8378

約数の個数: 32

約数和(自身を含む): 44782080

約数和(自身を除く): 24642558

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 8329, 16658, 24987, 49974, 108277, 216554, 258199, 324831, 516398, 649662, 774597, 1549194, 3356587, 6713174, 10069761, 20139522]

約数ペア:

[(1, 20139522), (2, 10069761), (3, 6713174), (6, 3356587), (13, 1549194), (26, 774597), (31, 649662), (39, 516398), (62, 324831), (78, 258199), (93, 216554), (186, 108277), (403, 49974), (806, 24987), (1209, 16658), (2418, 8329)]