397883824

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1912903}}^1$

素因数の和:1912924

約数の個数: 20

約数和(自身を含む): 830200336

約数和(自身を除く): 432316512

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1912903, 3825806, 7651612, 15303224, 24867739, 30606448, 49735478, 99470956, 198941912, 397883824]

約数ペア:

[(1, 397883824), (2, 198941912), (4, 99470956), (8, 49735478), (13, 30606448), (16, 24867739), (26, 15303224), (52, 7651612), (104, 3825806), (208, 1912903)]