204865218

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{72493}}^1$

素因数の和:72658

約数の個数: 24

約数和(自身を含む): 446708028

約数和(自身を除く): 241842810

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 72493, 144986, 217479, 434958, 652437, 1304874, 11381401, 22762802, 34144203, 68288406, 102432609, 204865218]

約数ペア:

[(1, 204865218), (2, 102432609), (3, 68288406), (6, 34144203), (9, 22762802), (18, 11381401), (157, 1304874), (314, 652437), (471, 434958), (942, 217479), (1413, 144986), (2826, 72493)]