20423202

素因数分解:

$2^1\times 3^1\times {\mathrm{647}}^1\times {\mathrm{5261}}^1$

素因数の和:5913

約数の個数: 16

約数和(自身を含む): 40917312

約数和(自身を除く): 20494110

約数列:

[1, 2, 3, 6, 647, 1294, 1941, 3882, 5261, 10522, 15783, 31566, 3403867, 6807734, 10211601, 20423202]

約数ペア:

[(1, 20423202), (2, 10211601), (3, 6807734), (6, 3403867), (647, 31566), (1294, 15783), (1941, 10522), (3882, 5261)]