619403824

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{2977903}}^1$

素因数の和:2977924

約数の個数: 20

約数和(自身を含む): 1292410336

約数和(自身を除く): 673006512

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 2977903, 5955806, 11911612, 23823224, 38712739, 47646448, 77425478, 154850956, 309701912, 619403824]

約数ペア:

[(1, 619403824), (2, 309701912), (4, 154850956), (8, 77425478), (13, 47646448), (16, 38712739), (26, 23823224), (52, 11911612), (104, 5955806), (208, 2977903)]