19858374

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{7937}}^1$

素因数の和:8084

約数の個数: 24

約数和(自身を含む): 43341480

約数和(自身を除く): 23483106

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 7937, 15874, 23811, 47622, 71433, 142866, 1103243, 2206486, 3309729, 6619458, 9929187, 19858374]

約数ペア:

[(1, 19858374), (2, 9929187), (3, 6619458), (6, 3309729), (9, 2206486), (18, 1103243), (139, 142866), (278, 71433), (417, 47622), (834, 23811), (1251, 15874), (2502, 7937)]