1557772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 2912000

約数和(自身を除く): 1354228

約数列:

[1, 2, 4, 19, 38, 76, 103, 199, 206, 398, 412, 796, 1957, 3781, 3914, 7562, 7828, 15124, 20497, 40994, 81988, 389443, 778886, 1557772]

約数ペア:

[(1, 1557772), (2, 778886), (4, 389443), (19, 81988), (38, 40994), (76, 20497), (103, 15124), (199, 7828), (206, 7562), (398, 3914), (412, 3781), (796, 1957)]