395408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1901}}^1$

素因数の和:1922

約数の個数: 20

約数和(自身を含む): 825468

約数和(自身を除く): 430060

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1901, 3802, 7604, 15208, 24713, 30416, 49426, 98852, 197704, 395408]

約数ペア:

[(1, 395408), (2, 197704), (4, 98852), (8, 49426), (13, 30416), (16, 24713), (26, 15208), (52, 7604), (104, 3802), (208, 1901)]