20161191207

素因数分解:

$3^1\times {\mathrm{1231}}^1\times {\mathrm{1669}}^1\times {\mathrm{3271}}^1$

素因数の和:6174

約数の個数: 16

約数和(自身を含む): 26927774720

約数和(自身を除く): 6766583513

約数列:

[1, 3, 1231, 1669, 3271, 3693, 5007, 9813, 2054539, 4026601, 5459299, 6163617, 12079803, 16377897, 6720397069, 20161191207]

約数ペア:

[(1, 20161191207), (3, 6720397069), (1231, 16377897), (1669, 12079803), (3271, 6163617), (3693, 5459299), (5007, 4026601), (9813, 2054539)]