31328930

素因数分解:

$2^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{3863}}^1$

素因数の和:4681

約数の個数: 16

約数和(自身を含む): 56476224

約数和(自身を除く): 25147294

約数列:

[1, 2, 5, 10, 811, 1622, 3863, 4055, 7726, 8110, 19315, 38630, 3132893, 6265786, 15664465, 31328930]

約数ペア:

[(1, 31328930), (2, 15664465), (5, 6265786), (10, 3132893), (811, 38630), (1622, 19315), (3863, 8110), (4055, 7726)]