133651376

素因数分解:

$2^4\times {\mathrm{431}}^1\times {\mathrm{19381}}^1$

素因数の和:19820

約数の個数: 20

約数和(自身を含む): 259563744

約数和(自身を除く): 125912368

約数列:

[1, 2, 4, 8, 16, 431, 862, 1724, 3448, 6896, 19381, 38762, 77524, 155048, 310096, 8353211, 16706422, 33412844, 66825688, 133651376]

約数ペア:

[(1, 133651376), (2, 66825688), (4, 33412844), (8, 16706422), (16, 8353211), (431, 310096), (862, 155048), (1724, 77524), (3448, 38762), (6896, 19381)]