165881488

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{74587}}^1$

素因数の和:74734

約数の個数: 20

約数和(自身を含む): 323711920

約数和(自身を除く): 157830432

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 74587, 149174, 298348, 596696, 1193392, 10367593, 20735186, 41470372, 82940744, 165881488]

約数ペア:

[(1, 165881488), (2, 82940744), (4, 41470372), (8, 20735186), (16, 10367593), (139, 1193392), (278, 596696), (556, 298348), (1112, 149174), (2224, 74587)]