28940944

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{17909}}^1$

素因数の和:18018

約数の個数: 20

約数和(自身を含む): 56631420

約数和(自身を除く): 27690476

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 17909, 35818, 71636, 143272, 286544, 1808809, 3617618, 7235236, 14470472, 28940944]

約数ペア:

[(1, 28940944), (2, 14470472), (4, 7235236), (8, 3617618), (16, 1808809), (101, 286544), (202, 143272), (404, 71636), (808, 35818), (1616, 17909)]