9131984

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{19681}}^1$

素因数の和:19718

約数の個数: 20

約数和(自身を含む): 18304260

約数和(自身を除く): 9172276

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 19681, 39362, 78724, 157448, 314896, 570749, 1141498, 2282996, 4565992, 9131984]

約数ペア:

[(1, 9131984), (2, 4565992), (4, 2282996), (8, 1141498), (16, 570749), (29, 314896), (58, 157448), (116, 78724), (232, 39362), (464, 19681)]