19989888

素因数分解:

$2^7\times 3^1\times {\mathrm{52057}}^1$

素因数の和:52074

約数の個数: 32

約数和(自身を含む): 53099160

約数和(自身を除く): 33109272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 52057, 104114, 156171, 208228, 312342, 416456, 624684, 832912, 1249368, 1665824, 2498736, 3331648, 4997472, 6663296, 9994944, 19989888]

約数ペア:

[(1, 19989888), (2, 9994944), (3, 6663296), (4, 4997472), (6, 3331648), (8, 2498736), (12, 1665824), (16, 1249368), (24, 832912), (32, 624684), (48, 416456), (64, 312342), (96, 208228), (128, 156171), (192, 104114), (384, 52057)]