201338864

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{306919}}^1$

素因数の和:306968

約数の個数: 20

約数和(自身を含む): 399609840

約数和(自身を除く): 198270976

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 306919, 613838, 1227676, 2455352, 4910704, 12583679, 25167358, 50334716, 100669432, 201338864]

約数ペア:

[(1, 201338864), (2, 100669432), (4, 50334716), (8, 25167358), (16, 12583679), (41, 4910704), (82, 2455352), (164, 1227676), (328, 613838), (656, 306919)]