20198544979

素因数分解:

${\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1129}}^1\times {\mathrm{8689}}^1$

素因数の和:9918

約数の個数: 16

約数和(自身を含む): 21210552000

約数和(自身を除く): 1012007021

約数列:

[1, 29, 71, 1129, 2059, 8689, 32741, 80159, 251981, 616919, 2324611, 9809881, 17890651, 284486549, 696501551, 20198544979]

約数ペア:

[(1, 20198544979), (29, 696501551), (71, 284486549), (1129, 17890651), (2059, 9809881), (8689, 2324611), (32741, 616919), (80159, 251981)]