20120648968

素因数分解:

$2^3\times 7^1\times {\mathrm{359297303}}^1$

素因数の和:359297316

約数の個数: 16

約数和(自身を含む): 43115676480

約数和(自身を除く): 22995027512

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 359297303, 718594606, 1437189212, 2515081121, 2874378424, 5030162242, 10060324484, 20120648968]

約数ペア:

[(1, 20120648968), (2, 10060324484), (4, 5030162242), (7, 2874378424), (8, 2515081121), (14, 1437189212), (28, 718594606), (56, 359297303)]