158891408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{763901}}^1$

素因数の和:763922

約数の個数: 20

約数和(自身を含む): 331533468

約数和(自身を除く): 172642060

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 763901, 1527802, 3055604, 6111208, 9930713, 12222416, 19861426, 39722852, 79445704, 158891408]

約数ペア:

[(1, 158891408), (2, 79445704), (4, 39722852), (8, 19861426), (13, 12222416), (16, 9930713), (26, 6111208), (52, 3055604), (104, 1527802), (208, 763901)]