1263728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{4157}}^1$

素因数の和:4184

約数の個数: 20

約数和(自身を含む): 2577960

約数和(自身を除く): 1314232

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 4157, 8314, 16628, 33256, 66512, 78983, 157966, 315932, 631864, 1263728]

約数ペア:

[(1, 1263728), (2, 631864), (4, 315932), (8, 157966), (16, 78983), (19, 66512), (38, 33256), (76, 16628), (152, 8314), (304, 4157)]