12720542

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{577}}^1$

素因数の和:803

約数の個数: 16

約数和(自身を含む): 19504032

約数和(自身を除く): 6783490

約数列:

[1, 2, 73, 146, 151, 302, 577, 1154, 11023, 22046, 42121, 84242, 87127, 174254, 6360271, 12720542]

約数ペア:

[(1, 12720542), (2, 6360271), (73, 174254), (146, 87127), (151, 84242), (302, 42121), (577, 22046), (1154, 11023)]