20442068638

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{486971}}^1$

素因数の和:487263

約数の個数: 16

約数和(自身を含む): 31088292480

約数和(自身を除く): 10646223842

約数列:

[1, 2, 139, 151, 278, 302, 20989, 41978, 486971, 973942, 67688969, 73532621, 135377938, 147065242, 10221034319, 20442068638]

約数ペア:

[(1, 20442068638), (2, 10221034319), (139, 147065242), (151, 135377938), (278, 73532621), (302, 67688969), (20989, 973942), (41978, 486971)]