20163687220

素因数分解:

$2^2\times 5^1\times {\mathrm{2347}}^1\times {\mathrm{429563}}^1$

素因数の和:431919

約数の個数: 24

約数和(自身を含む): 42361883424

約数和(自身を除く): 22198196204

約数列:

[1, 2, 4, 5, 10, 20, 2347, 4694, 9388, 11735, 23470, 46940, 429563, 859126, 1718252, 2147815, 4295630, 8591260, 1008184361, 2016368722, 4032737444, 5040921805, 10081843610, 20163687220]

約数ペア:

[(1, 20163687220), (2, 10081843610), (4, 5040921805), (5, 4032737444), (10, 2016368722), (20, 1008184361), (2347, 8591260), (4694, 4295630), (9388, 2147815), (11735, 1718252), (23470, 859126), (46940, 429563)]