20596737

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{7487}}^1$

素因数の和:7628

約数の個数: 16

約数和(自身を含む): 31629312

約数和(自身を除く): 11032575

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 7487, 22461, 52409, 157227, 980797, 2942391, 6865579, 20596737]

約数ペア:

[(1, 20596737), (3, 6865579), (7, 2942391), (21, 980797), (131, 157227), (393, 52409), (917, 22461), (2751, 7487)]