20068097872

素因数分解:

$2^4\times {\mathrm{431}}^1\times {\mathrm{2910107}}^1$

素因数の和:2910546

約数の個数: 20

約数和(自身を含む): 38972166336

約数和(自身を除く): 18904068464

約数列:

[1, 2, 4, 8, 16, 431, 862, 1724, 3448, 6896, 2910107, 5820214, 11640428, 23280856, 46561712, 1254256117, 2508512234, 5017024468, 10034048936, 20068097872]

約数ペア:

[(1, 20068097872), (2, 10034048936), (4, 5017024468), (8, 2508512234), (16, 1254256117), (431, 46561712), (862, 23280856), (1724, 11640428), (3448, 5820214), (6896, 2910107)]