20977323597

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{40891469}}^1$

素因数の和:40891497

約数の個数: 16

約数和(自身を含む): 32713176000

約数和(自身を除く): 11735852403

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 40891469, 122674407, 368023221, 776937911, 1104069663, 2330813733, 6992441199, 20977323597]

約数ペア:

[(1, 20977323597), (3, 6992441199), (9, 2330813733), (19, 1104069663), (27, 776937911), (57, 368023221), (171, 122674407), (513, 40891469)]