19584026

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:555

約数の個数: 48

約数和(自身を含む): 38364192

約数和(自身を除く): 18780166

約数列:

[1, 2, 7, 11, 14, 22, 37, 49, 74, 77, 98, 154, 259, 407, 491, 518, 539, 814, 982, 1078, 1813, 2849, 3437, 3626, 5401, 5698, 6874, 10802, 18167, 19943, 24059, 36334, 37807, 39886, 48118, 75614, 127169, 199837, 254338, 264649, 399674, 529298, 890183, 1398859, 1780366, 2797718, 9792013, 19584026]

約数ペア:

[(1, 19584026), (2, 9792013), (7, 2797718), (11, 1780366), (14, 1398859), (22, 890183), (37, 529298), (49, 399674), (74, 264649), (77, 254338), (98, 199837), (154, 127169), (259, 75614), (407, 48118), (491, 39886), (518, 37807), (539, 36334), (814, 24059), (982, 19943), (1078, 18167), (1813, 10802), (2849, 6874), (3437, 5698), (3626, 5401)]