20161689909

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1\times {\mathrm{449}}^1\times {\mathrm{541}}^1$

素因数の和:1445

約数の個数: 32

約数和(自身を含む): 27433872000

約数和(自身を除く): 7272182091

約数列:

[1, 3, 73, 219, 379, 449, 541, 1137, 1347, 1623, 27667, 32777, 39493, 83001, 98331, 118479, 170171, 205039, 242909, 510513, 615117, 728727, 12422483, 14967847, 17732357, 37267449, 44903541, 53197071, 92062511, 276187533, 6720563303, 20161689909]

約数ペア:

[(1, 20161689909), (3, 6720563303), (73, 276187533), (219, 92062511), (379, 53197071), (449, 44903541), (541, 37267449), (1137, 17732357), (1347, 14967847), (1623, 12422483), (27667, 728727), (32777, 615117), (39493, 510513), (83001, 242909), (98331, 205039), (118479, 170171)]