163905904

素因数分解:

$2^4\times {\mathrm{331}}^1\times {\mathrm{30949}}^1$

素因数の和:31288

約数の個数: 20

約数和(自身を含む): 318537400

約数和(自身を除く): 154631496

約数列:

[1, 2, 4, 8, 16, 331, 662, 1324, 2648, 5296, 30949, 61898, 123796, 247592, 495184, 10244119, 20488238, 40976476, 81952952, 163905904]

約数ペア:

[(1, 163905904), (2, 81952952), (4, 40976476), (8, 20488238), (16, 10244119), (331, 495184), (662, 247592), (1324, 123796), (2648, 61898), (5296, 30949)]