66894512

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{16657}}^1$

素因数の和:16916

約数の個数: 20

約数和(自身を含む): 130132296

約数和(自身を除く): 63237784

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 16657, 33314, 66628, 133256, 266512, 4180907, 8361814, 16723628, 33447256, 66894512]

約数ペア:

[(1, 66894512), (2, 33447256), (4, 16723628), (8, 8361814), (16, 4180907), (251, 266512), (502, 133256), (1004, 66628), (2008, 33314), (4016, 16657)]