219802

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:213

約数の個数: 16

約数和(自身を含む): 366912

約数和(自身を除く): 147110

約数列:

[1, 2, 11, 22, 97, 103, 194, 206, 1067, 1133, 2134, 2266, 9991, 19982, 109901, 219802]

約数ペア:

[(1, 219802), (2, 109901), (11, 19982), (22, 9991), (97, 2266), (103, 2134), (194, 1133), (206, 1067)]