20347708

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15749}}^1$

素因数の和:15789

約数の個数: 24

約数和(自身を含む): 39690000

約数和(自身を除く): 19342292

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 15749, 31498, 62996, 267733, 299231, 535466, 598462, 1070932, 1196924, 5086927, 10173854, 20347708]

約数ペア:

[(1, 20347708), (2, 10173854), (4, 5086927), (17, 1196924), (19, 1070932), (34, 598462), (38, 535466), (68, 299231), (76, 267733), (323, 62996), (646, 31498), (1292, 15749)]