16393105

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4013}}^1$

素因数の和:4080

約数の個数: 16

約数和(自身を含む): 21193920

約数和(自身を除く): 4800815

約数列:

[1, 5, 19, 43, 95, 215, 817, 4013, 4085, 20065, 76247, 172559, 381235, 862795, 3278621, 16393105]

約数ペア:

[(1, 16393105), (5, 3278621), (19, 862795), (43, 381235), (95, 172559), (215, 76247), (817, 20065), (4013, 4085)]