20448168

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65539}}^1$

素因数の和:65561

約数の個数: 32

約数和(自身を含む): 55053600

約数和(自身を除く): 34605432

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 65539, 131078, 196617, 262156, 393234, 524312, 786468, 852007, 1572936, 1704014, 2556021, 3408028, 5112042, 6816056, 10224084, 20448168]

約数ペア:

[(1, 20448168), (2, 10224084), (3, 6816056), (4, 5112042), (6, 3408028), (8, 2556021), (12, 1704014), (13, 1572936), (24, 852007), (26, 786468), (39, 524312), (52, 393234), (78, 262156), (104, 196617), (156, 131078), (312, 65539)]