20123223458

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{3259}}^1\times {\mathrm{237487}}^1$

素因数の和:240761

約数の個数: 16

約数和(自身を含む): 32516856960

約数和(自身を除く): 12393633502

約数列:

[1, 2, 13, 26, 3259, 6518, 42367, 84734, 237487, 474974, 3087331, 6174662, 773970133, 1547940266, 10061611729, 20123223458]

約数ペア:

[(1, 20123223458), (2, 10061611729), (13, 1547940266), (26, 773970133), (3259, 6174662), (6518, 3087331), (42367, 474974), (84734, 237487)]