66590474

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{20389}}^1$

素因数の和:20485

約数の個数: 16

約数和(自身を含む): 105701760

約数和(自身を除く): 39111286

約数列:

[1, 2, 23, 46, 71, 142, 1633, 3266, 20389, 40778, 468947, 937894, 1447619, 2895238, 33295237, 66590474]

約数ペア:

[(1, 66590474), (2, 33295237), (23, 2895238), (46, 1447619), (71, 937894), (142, 468947), (1633, 40778), (3266, 20389)]