388408678

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{701}}^1\times {\mathrm{2083}}^1$

素因数の和:2812

約数の個数: 32

約数和(自身を含む): 702224640

約数和(自身を除く): 313815962

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 701, 1402, 2083, 4166, 4907, 9814, 13319, 14581, 26638, 29162, 39577, 79154, 93233, 186466, 277039, 554078, 1460183, 2920366, 10221281, 20442562, 27743477, 55486954, 194204339, 388408678]

約数ペア:

[(1, 388408678), (2, 194204339), (7, 55486954), (14, 27743477), (19, 20442562), (38, 10221281), (133, 2920366), (266, 1460183), (701, 554078), (1402, 277039), (2083, 186466), (4166, 93233), (4907, 79154), (9814, 39577), (13319, 29162), (14581, 26638)]