19949142

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3907}}^1$

素因数の和:3972

約数の個数: 32

約数和(自身を含む): 42769152

約数和(自身を除く): 22820010

約数列:

[1, 2, 3, 6, 23, 37, 46, 69, 74, 111, 138, 222, 851, 1702, 2553, 3907, 5106, 7814, 11721, 23442, 89861, 144559, 179722, 269583, 289118, 433677, 539166, 867354, 3324857, 6649714, 9974571, 19949142]

約数ペア:

[(1, 19949142), (2, 9974571), (3, 6649714), (6, 3324857), (23, 867354), (37, 539166), (46, 433677), (69, 289118), (74, 269583), (111, 179722), (138, 144559), (222, 89861), (851, 23442), (1702, 11721), (2553, 7814), (3907, 5106)]