13453904

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{20509}}^1$

素因数の和:20558

約数の個数: 20

約数和(自身を含む): 26704020

約数和(自身を除く): 13250116

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 20509, 41018, 82036, 164072, 328144, 840869, 1681738, 3363476, 6726952, 13453904]

約数ペア:

[(1, 13453904), (2, 6726952), (4, 3363476), (8, 1681738), (16, 840869), (41, 328144), (82, 164072), (164, 82036), (328, 41018), (656, 20509)]