20161388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{22807}}^1$

素因数の和:22841

約数の個数: 24

約数和(自身を含む): 40233312

約数和(自身を除く): 20071924

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 22807, 45614, 91228, 296491, 387719, 592982, 775438, 1185964, 1550876, 5040347, 10080694, 20161388]

約数ペア:

[(1, 20161388), (2, 10080694), (4, 5040347), (13, 1550876), (17, 1185964), (26, 775438), (34, 592982), (52, 387719), (68, 296491), (221, 91228), (442, 45614), (884, 22807)]