208535888

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{16231}}^1$

素因数の和:16323

約数の個数: 40

約数和(自身を含む): 446834496

約数和(自身を除く): 238298608

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 73, 88, 146, 176, 292, 584, 803, 1168, 1606, 3212, 6424, 12848, 16231, 32462, 64924, 129848, 178541, 259696, 357082, 714164, 1184863, 1428328, 2369726, 2856656, 4739452, 9478904, 13033493, 18957808, 26066986, 52133972, 104267944, 208535888]

約数ペア:

[(1, 208535888), (2, 104267944), (4, 52133972), (8, 26066986), (11, 18957808), (16, 13033493), (22, 9478904), (44, 4739452), (73, 2856656), (88, 2369726), (146, 1428328), (176, 1184863), (292, 714164), (584, 357082), (803, 259696), (1168, 178541), (1606, 129848), (3212, 64924), (6424, 32462), (12848, 16231)]