19278918

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{21001}}^1$

素因数の和:21029

約数の個数: 32

約数和(自身を含む): 45364320

約数和(自身を除く): 26085402

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 153, 306, 459, 918, 21001, 42002, 63003, 126006, 189009, 357017, 378018, 567027, 714034, 1071051, 1134054, 2142102, 3213153, 6426306, 9639459, 19278918]

約数ペア:

[(1, 19278918), (2, 9639459), (3, 6426306), (6, 3213153), (9, 2142102), (17, 1134054), (18, 1071051), (27, 714034), (34, 567027), (51, 378018), (54, 357017), (102, 189009), (153, 126006), (306, 63003), (459, 42002), (918, 21001)]