339901904

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{51941}}^1$

素因数の和:52358

約数の個数: 20

約数和(自身を含む): 660182820

約数和(自身を除く): 320280916

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3272, 6544, 51941, 103882, 207764, 415528, 831056, 21243869, 42487738, 84975476, 169950952, 339901904]

約数ペア:

[(1, 339901904), (2, 169950952), (4, 84975476), (8, 42487738), (16, 21243869), (409, 831056), (818, 415528), (1636, 207764), (3272, 103882), (6544, 51941)]