19078055

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{881}}^1$

素因数の和:1018

約数の個数: 16

約数和(自身を含む): 23623488

約数和(自身を除く): 4545433

約数列:

[1, 5, 61, 71, 305, 355, 881, 4331, 4405, 21655, 53741, 62551, 268705, 312755, 3815611, 19078055]

約数ペア:

[(1, 19078055), (5, 3815611), (61, 312755), (71, 268705), (305, 62551), (355, 53741), (881, 21655), (4331, 4405)]