20154848

素因数分解:

$2^5\times 7^1\times {\mathrm{89977}}^1$

素因数の和:89994

約数の個数: 24

約数和(自身を含む): 45348912

約数和(自身を除く): 25194064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 89977, 179954, 359908, 629839, 719816, 1259678, 1439632, 2519356, 2879264, 5038712, 10077424, 20154848]

約数ペア:

[(1, 20154848), (2, 10077424), (4, 5038712), (7, 2879264), (8, 2519356), (14, 1439632), (16, 1259678), (28, 719816), (32, 629839), (56, 359908), (112, 179954), (224, 89977)]