19029802

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{9719}}^1$

素因数の和:9821

約数の個数: 16

約数和(自身を含む): 31492800

約数和(自身を除く): 12462998

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 9719, 19438, 106909, 213818, 864991, 1729982, 9514901, 19029802]

約数ペア:

[(1, 19029802), (2, 9514901), (11, 1729982), (22, 864991), (89, 213818), (178, 106909), (979, 19438), (1958, 9719)]