20284920355

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3607}}^1\times {\mathrm{3919}}^1$

素因数の和:7579

約数の個数: 32

約数和(自身を含む): 28513013760

約数和(自身を除く): 8228093405

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 3607, 3919, 18035, 19595, 25249, 27433, 126245, 137165, 147887, 160679, 739435, 803395, 1035209, 1124753, 5176045, 5623765, 14135833, 70679165, 98950831, 494754155, 579569153, 2897845765, 4056984071, 20284920355]

約数ペア:

[(1, 20284920355), (5, 4056984071), (7, 2897845765), (35, 579569153), (41, 494754155), (205, 98950831), (287, 70679165), (1435, 14135833), (3607, 5623765), (3919, 5176045), (18035, 1124753), (19595, 1035209), (25249, 803395), (27433, 739435), (126245, 160679), (137165, 147887)]