13155248

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{19121}}^1$

素因数の和:19172

約数の個数: 20

約数和(自身を含む): 26082408

約数和(自身を除く): 12927160

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 19121, 38242, 76484, 152968, 305936, 822203, 1644406, 3288812, 6577624, 13155248]

約数ペア:

[(1, 13155248), (2, 6577624), (4, 3288812), (8, 1644406), (16, 822203), (43, 305936), (86, 152968), (172, 76484), (344, 38242), (688, 19121)]