19154344

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{709}}^1$

素因数の和:1033

約数の個数: 32

約数和(自身を含む): 39362400

約数和(自身を除く): 20208056

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 307, 614, 709, 1228, 1418, 2456, 2836, 3377, 5672, 6754, 7799, 13508, 15598, 27016, 31196, 62392, 217663, 435326, 870652, 1741304, 2394293, 4788586, 9577172, 19154344]

約数ペア:

[(1, 19154344), (2, 9577172), (4, 4788586), (8, 2394293), (11, 1741304), (22, 870652), (44, 435326), (88, 217663), (307, 62392), (614, 31196), (709, 27016), (1228, 15598), (1418, 13508), (2456, 7799), (2836, 6754), (3377, 5672)]