19575208

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{557}}^1$

素因数の和:777

約数の個数: 32

約数和(自身を含む): 38568960

約数和(自身を除く): 18993752

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 191, 382, 557, 764, 1114, 1528, 2228, 4393, 4456, 8786, 12811, 17572, 25622, 35144, 51244, 102488, 106387, 212774, 425548, 851096, 2446901, 4893802, 9787604, 19575208]

約数ペア:

[(1, 19575208), (2, 9787604), (4, 4893802), (8, 2446901), (23, 851096), (46, 425548), (92, 212774), (184, 106387), (191, 102488), (382, 51244), (557, 35144), (764, 25622), (1114, 17572), (1528, 12811), (2228, 8786), (4393, 4456)]