19648772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{34351}}^1$

素因数の和:34379

約数の個数: 24

約数和(自身を含む): 40397952

約数和(自身を除く): 20749180

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 34351, 68702, 137404, 377861, 446563, 755722, 893126, 1511444, 1786252, 4912193, 9824386, 19648772]

約数ペア:

[(1, 19648772), (2, 9824386), (4, 4912193), (11, 1786252), (13, 1511444), (22, 893126), (26, 755722), (44, 446563), (52, 377861), (143, 137404), (286, 68702), (572, 34351)]