1263952

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{401}}^1$

素因数の和:606

約数の個数: 20

約数和(自身を含む): 2467476

約数和(自身を除く): 1203524

約数列:

[1, 2, 4, 8, 16, 197, 394, 401, 788, 802, 1576, 1604, 3152, 3208, 6416, 78997, 157994, 315988, 631976, 1263952]

約数ペア:

[(1, 1263952), (2, 631976), (4, 315988), (8, 157994), (16, 78997), (197, 6416), (394, 3208), (401, 3152), (788, 1604), (802, 1576)]