20727663

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:244

約数の個数: 32

約数和(自身を含む): 31622400

約数和(自身を除く): 10894737

約数列:

[1, 3, 11, 29, 33, 87, 121, 179, 319, 363, 537, 957, 1331, 1969, 3509, 3993, 5191, 5907, 10527, 15573, 21659, 38599, 57101, 64977, 115797, 171303, 238249, 628111, 714747, 1884333, 6909221, 20727663]

約数ペア:

[(1, 20727663), (3, 6909221), (11, 1884333), (29, 714747), (33, 628111), (87, 238249), (121, 171303), (179, 115797), (319, 64977), (363, 57101), (537, 38599), (957, 21659), (1331, 15573), (1969, 10527), (3509, 5907), (3993, 5191)]