20910790

素因数分解:

$2^1\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{1523}}^1$

素因数の和:2903

約数の個数: 16

約数和(自身を含む): 37691568

約数和(自身を除く): 16780778

約数列:

[1, 2, 5, 10, 1373, 1523, 2746, 3046, 6865, 7615, 13730, 15230, 2091079, 4182158, 10455395, 20910790]

約数ペア:

[(1, 20910790), (2, 10455395), (5, 4182158), (10, 2091079), (1373, 15230), (1523, 13730), (2746, 7615), (3046, 6865)]