20948024

素因数分解:

$2^3\times {\mathrm{491}}^1\times {\mathrm{5333}}^1$

素因数の和:5830

約数の個数: 16

約数和(自身を含む): 39364920

約数和(自身を除く): 18416896

約数列:

[1, 2, 4, 8, 491, 982, 1964, 3928, 5333, 10666, 21332, 42664, 2618503, 5237006, 10474012, 20948024]

約数ペア:

[(1, 20948024), (2, 10474012), (4, 5237006), (8, 2618503), (491, 42664), (982, 21332), (1964, 10666), (3928, 5333)]