18670055

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{389}}^1$

素因数の和:754

約数の個数: 16

約数和(自身を含む): 23306400

約数和(自身を除く): 4636345

約数列:

[1, 5, 29, 145, 331, 389, 1655, 1945, 9599, 11281, 47995, 56405, 128759, 643795, 3734011, 18670055]

約数ペア:

[(1, 18670055), (5, 3734011), (29, 643795), (145, 128759), (331, 56405), (389, 47995), (1655, 11281), (1945, 9599)]