20105444786

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{16135991}}^1$

素因数の和:16136089

約数の個数: 16

約数和(自身を含む): 34853742720

約数和(自身を除く): 14748297934

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 16135991, 32271982, 112951937, 225903874, 1436103199, 2872206398, 10052722393, 20105444786]

約数ペア:

[(1, 20105444786), (2, 10052722393), (7, 2872206398), (14, 1436103199), (89, 225903874), (178, 112951937), (623, 32271982), (1246, 16135991)]