20117408

素因数分解:

$2^5\times {\mathrm{131}}^1\times {\mathrm{4799}}^1$

素因数の和:4940

約数の個数: 24

約数和(自身を含む): 39916800

約数和(自身を除く): 19799392

約数列:

[1, 2, 4, 8, 16, 32, 131, 262, 524, 1048, 2096, 4192, 4799, 9598, 19196, 38392, 76784, 153568, 628669, 1257338, 2514676, 5029352, 10058704, 20117408]

約数ペア:

[(1, 20117408), (2, 10058704), (4, 5029352), (8, 2514676), (16, 1257338), (32, 628669), (131, 153568), (262, 76784), (524, 38392), (1048, 19196), (2096, 9598), (4192, 4799)]