20215431177

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{283}}^1\times {\mathrm{2143}}^1$

素因数の和:2741

約数の個数: 32

約数和(自身を含む): 27824111616

約数和(自身を除く): 7608680439

約数列:

[1, 3, 41, 123, 271, 283, 813, 849, 2143, 6429, 11111, 11603, 33333, 34809, 76693, 87863, 230079, 263589, 580753, 606469, 1742259, 1819407, 3144413, 9433239, 23810873, 24865229, 71432619, 74595687, 164353099, 493059297, 6738477059, 20215431177]

約数ペア:

[(1, 20215431177), (3, 6738477059), (41, 493059297), (123, 164353099), (271, 74595687), (283, 71432619), (813, 24865229), (849, 23810873), (2143, 9433239), (6429, 3144413), (11111, 1819407), (11603, 1742259), (33333, 606469), (34809, 580753), (76693, 263589), (87863, 230079)]