64681904

素因数分解:

$2^4\times 7^1\times {\mathrm{577517}}^1$

素因数の和:577532

約数の個数: 20

約数和(自身を含む): 143224464

約数和(自身を除く): 78542560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 577517, 1155034, 2310068, 4042619, 4620136, 8085238, 9240272, 16170476, 32340952, 64681904]

約数ペア:

[(1, 64681904), (2, 32340952), (4, 16170476), (7, 9240272), (8, 8085238), (14, 4620136), (16, 4042619), (28, 2310068), (56, 1155034), (112, 577517)]