19099355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 26085888

約数和(自身を除く): 6986533

約数列:

[1, 5, 11, 55, 67, 71, 73, 335, 355, 365, 737, 781, 803, 3685, 3905, 4015, 4757, 4891, 5183, 23785, 24455, 25915, 52327, 53801, 57013, 261635, 269005, 285065, 347261, 1736305, 3819871, 19099355]

約数ペア:

[(1, 19099355), (5, 3819871), (11, 1736305), (55, 347261), (67, 285065), (71, 269005), (73, 261635), (335, 57013), (355, 53801), (365, 52327), (737, 25915), (781, 24455), (803, 23785), (3685, 5183), (3905, 4891), (4015, 4757)]