20181523024

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{7463581}}^1$

素因数の和:7463615

約数の個数: 30

約数和(自身を含む): 42340900686

約数和(自身を除く): 22159377662

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 7463581, 14927162, 29854324, 59708648, 97026553, 119417296, 194053106, 388106212, 776212424, 1261345189, 1552424848, 2522690378, 5045380756, 10090761512, 20181523024]

約数ペア:

[(1, 20181523024), (2, 10090761512), (4, 5045380756), (8, 2522690378), (13, 1552424848), (16, 1261345189), (26, 776212424), (52, 388106212), (104, 194053106), (169, 119417296), (208, 97026553), (338, 59708648), (676, 29854324), (1352, 14927162), (2704, 7463581)]