20080378

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{6689}}^1$

素因数の和:6789

約数の個数: 16

約数和(自身を含む): 32112000

約数和(自身を除く): 12031622

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 6689, 13378, 127091, 254182, 528431, 1056862, 10040189, 20080378]

約数ペア:

[(1, 20080378), (2, 10040189), (19, 1056862), (38, 528431), (79, 254182), (158, 127091), (1501, 13378), (3002, 6689)]