20139245552

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{7275739}}^1$

素因数の和:7275920

約数の個数: 20

約数和(自身を含む): 39245341560

約数和(自身を除く): 19106096008

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 7275739, 14551478, 29102956, 58205912, 116411824, 1258702847, 2517405694, 5034811388, 10069622776, 20139245552]

約数ペア:

[(1, 20139245552), (2, 10069622776), (4, 5034811388), (8, 2517405694), (16, 1258702847), (173, 116411824), (346, 58205912), (692, 29102956), (1384, 14551478), (2768, 7275739)]