19446064

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{353}}^1$

素因数の和:685

約数の個数: 40

約数和(自身を含む): 41350032

約数和(自身を除く): 21903968

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 313, 353, 626, 706, 1252, 1412, 2504, 2824, 3443, 3883, 5008, 5648, 6886, 7766, 13772, 15532, 27544, 31064, 55088, 62128, 110489, 220978, 441956, 883912, 1215379, 1767824, 2430758, 4861516, 9723032, 19446064]

約数ペア:

[(1, 19446064), (2, 9723032), (4, 4861516), (8, 2430758), (11, 1767824), (16, 1215379), (22, 883912), (44, 441956), (88, 220978), (176, 110489), (313, 62128), (353, 55088), (626, 31064), (706, 27544), (1252, 15532), (1412, 13772), (2504, 7766), (2824, 6886), (3443, 5648), (3883, 5008)]