20956473

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3491}}^1$

素因数の和:3549

約数の個数: 24

約数和(自身を含む): 32685120

約数和(自身を除く): 11728647

約数列:

[1, 3, 9, 23, 29, 69, 87, 207, 261, 667, 2001, 3491, 6003, 10473, 31419, 80293, 101239, 240879, 303717, 722637, 911151, 2328497, 6985491, 20956473]

約数ペア:

[(1, 20956473), (3, 6985491), (9, 2328497), (23, 911151), (29, 722637), (69, 303717), (87, 240879), (207, 101239), (261, 80293), (667, 31419), (2001, 10473), (3491, 6003)]