19427512

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{509}}^1$

素因数の和:895

約数の個数: 32

約数和(自身を含む): 39412800

約数和(自身を除く): 19985288

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 367, 509, 734, 1018, 1468, 2036, 2936, 4072, 4771, 6617, 9542, 13234, 19084, 26468, 38168, 52936, 186803, 373606, 747212, 1494424, 2428439, 4856878, 9713756, 19427512]

約数ペア:

[(1, 19427512), (2, 9713756), (4, 4856878), (8, 2428439), (13, 1494424), (26, 747212), (52, 373606), (104, 186803), (367, 52936), (509, 38168), (734, 26468), (1018, 19084), (1468, 13234), (2036, 9542), (2936, 6617), (4072, 4771)]