51781042

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1091}}^1\times {\mathrm{1249}}^1$

素因数の和:2361

約数の個数: 16

約数和(自身を含む): 81900000

約数和(自身を除く): 30118958

約数列:

[1, 2, 19, 38, 1091, 1249, 2182, 2498, 20729, 23731, 41458, 47462, 1362659, 2725318, 25890521, 51781042]

約数ペア:

[(1, 51781042), (2, 25890521), (19, 2725318), (38, 1362659), (1091, 47462), (1249, 41458), (2182, 23731), (2498, 20729)]