20884636

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{733}}^1$

素因数の和:1173

約数の個数: 24

約数和(自身を含む): 38843280

約数和(自身を除く): 17958644

約数列:

[1, 2, 4, 17, 34, 68, 419, 733, 838, 1466, 1676, 2932, 7123, 12461, 14246, 24922, 28492, 49844, 307127, 614254, 1228508, 5221159, 10442318, 20884636]

約数ペア:

[(1, 20884636), (2, 10442318), (4, 5221159), (17, 1228508), (34, 614254), (68, 307127), (419, 49844), (733, 28492), (838, 24922), (1466, 14246), (1676, 12461), (2932, 7123)]