20910194

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{1487}}^1$

素因数の和:1657

約数の個数: 16

約数和(自身を含む): 32140800

約数和(自身を除く): 11230606

約数列:

[1, 2, 79, 89, 158, 178, 1487, 2974, 7031, 14062, 117473, 132343, 234946, 264686, 10455097, 20910194]

約数ペア:

[(1, 20910194), (2, 10455097), (79, 264686), (89, 234946), (158, 132343), (178, 117473), (1487, 14062), (2974, 7031)]