20512073371

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{998689}}^1$

素因数の和:998778

約数の個数: 16

約数和(自身を含む): 23009817600

約数和(自身を除く): 2497744229

約数列:

[1, 19, 23, 47, 437, 893, 1081, 20539, 998689, 18975091, 22969847, 46938383, 436427093, 891829277, 1079582809, 20512073371]

約数ペア:

[(1, 20512073371), (19, 1079582809), (23, 891829277), (47, 436427093), (437, 46938383), (893, 22969847), (1081, 18975091), (20539, 998689)]