20121479998

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{10369}}^1\times {\mathrm{18307}}^1$

素因数の和:28731

約数の個数: 16

約数和(自身を含む): 30756341520

約数和(自身を除く): 10634861522

約数列:

[1, 2, 53, 106, 10369, 18307, 20738, 36614, 549557, 970271, 1099114, 1940542, 189825283, 379650566, 10060739999, 20121479998]

約数ペア:

[(1, 20121479998), (2, 10060739999), (53, 379650566), (106, 189825283), (10369, 1940542), (18307, 1099114), (20738, 970271), (36614, 549557)]