25641904

素因数分解:

$2^4\times {\mathrm{647}}^1\times {\mathrm{2477}}^1$

素因数の和:3132

約数の個数: 20

約数和(自身を含む): 49778064

約数和(自身を除く): 24136160

約数列:

[1, 2, 4, 8, 16, 647, 1294, 2477, 2588, 4954, 5176, 9908, 10352, 19816, 39632, 1602619, 3205238, 6410476, 12820952, 25641904]

約数ペア:

[(1, 25641904), (2, 12820952), (4, 6410476), (8, 3205238), (16, 1602619), (647, 39632), (1294, 19816), (2477, 10352), (2588, 9908), (4954, 5176)]