20772836

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20051}}^1$

素因数の和:20099

約数の個数: 24

約数和(自身を含む): 42670656

約数和(自身を除く): 21897820

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 20051, 40102, 80204, 140357, 280714, 561428, 741887, 1483774, 2967548, 5193209, 10386418, 20772836]

約数ペア:

[(1, 20772836), (2, 10386418), (4, 5193209), (7, 2967548), (14, 1483774), (28, 741887), (37, 561428), (74, 280714), (148, 140357), (259, 80204), (518, 40102), (1036, 20051)]