328677904

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{211777}}^1$

素因数の和:211882

約数の個数: 20

約数和(自身を含む): 643381564

約数和(自身を除く): 314703660

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 211777, 423554, 847108, 1694216, 3388432, 20542369, 41084738, 82169476, 164338952, 328677904]

約数ペア:

[(1, 328677904), (2, 164338952), (4, 82169476), (8, 41084738), (16, 20542369), (97, 3388432), (194, 1694216), (388, 847108), (776, 423554), (1552, 211777)]