19104206

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{887}}^1$

素因数の和:1000

約数の個数: 24

約数和(自身を含む): 31888080

約数和(自身を除く): 12783874

約数列:

[1, 2, 11, 22, 89, 121, 178, 242, 887, 979, 1774, 1958, 9757, 10769, 19514, 21538, 78943, 107327, 157886, 214654, 868373, 1736746, 9552103, 19104206]

約数ペア:

[(1, 19104206), (2, 9552103), (11, 1736746), (22, 868373), (89, 214654), (121, 157886), (178, 107327), (242, 78943), (887, 21538), (979, 19514), (1774, 10769), (1958, 9757)]