20462078105

素因数分解:

$5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4205977}}^1$

素因数の和:4206128

約数の個数: 16

約数和(自身を含む): 28264172160

約数和(自身を除く): 7802094055

約数列:

[1, 5, 7, 35, 139, 695, 973, 4865, 4205977, 21029885, 29441839, 147209195, 584630803, 2923154015, 4092415621, 20462078105]

約数ペア:

[(1, 20462078105), (5, 4092415621), (7, 2923154015), (35, 584630803), (139, 147209195), (695, 29441839), (973, 21029885), (4865, 4205977)]