20580296

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{2411}}^1$

素因数の和:2525

約数の個数: 32

約数和(自身を含む): 42547680

約数和(自身を除く): 21967384

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 97, 194, 388, 776, 1067, 2134, 2411, 4268, 4822, 8536, 9644, 19288, 26521, 53042, 106084, 212168, 233867, 467734, 935468, 1870936, 2572537, 5145074, 10290148, 20580296]

約数ペア:

[(1, 20580296), (2, 10290148), (4, 5145074), (8, 2572537), (11, 1870936), (22, 935468), (44, 467734), (88, 233867), (97, 212168), (194, 106084), (388, 53042), (776, 26521), (1067, 19288), (2134, 9644), (2411, 8536), (4268, 4822)]