19710145881

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{4751}}^1\times {\mathrm{8087}}^1$

素因数の和:12866

約数の個数: 32

約数和(自身を含む): 30747340800

約数和(自身を除く): 11037194919

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 4751, 8087, 14253, 24261, 42759, 72783, 90269, 128277, 153653, 218349, 270807, 460959, 812421, 1382877, 2437263, 4148631, 38421337, 115264011, 345792033, 730005403, 1037376099, 2190016209, 6570048627, 19710145881]

約数ペア:

[(1, 19710145881), (3, 6570048627), (9, 2190016209), (19, 1037376099), (27, 730005403), (57, 345792033), (171, 115264011), (513, 38421337), (4751, 4148631), (8087, 2437263), (14253, 1382877), (24261, 812421), (42759, 460959), (72783, 270807), (90269, 218349), (128277, 153653)]