19303922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{9859}}^1$

素因数の和:9961

約数の個数: 16

約数和(自身を含む): 31946400

約数和(自身を除く): 12642478

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 9859, 19718, 108449, 216898, 877451, 1754902, 9651961, 19303922]

約数ペア:

[(1, 19303922), (2, 9651961), (11, 1754902), (22, 877451), (89, 216898), (178, 108449), (979, 19718), (1958, 9859)]