19654712

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31907}}^1$

素因数の和:31931

約数の個数: 32

約数和(自身を含む): 45947520

約数和(自身を除く): 26292808

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 31907, 63814, 127628, 223349, 255256, 350977, 446698, 701954, 893396, 1403908, 1786792, 2456839, 2807816, 4913678, 9827356, 19654712]

約数ペア:

[(1, 19654712), (2, 9827356), (4, 4913678), (7, 2807816), (8, 2456839), (11, 1786792), (14, 1403908), (22, 893396), (28, 701954), (44, 446698), (56, 350977), (77, 255256), (88, 223349), (154, 127628), (308, 63814), (616, 31907)]