19739248

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{26249}}^1$

素因数の和:26304

約数の個数: 20

約数和(自身を含む): 39060000

約数和(自身を除く): 19320752

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 26249, 52498, 104996, 209992, 419984, 1233703, 2467406, 4934812, 9869624, 19739248]

約数ペア:

[(1, 19739248), (2, 9869624), (4, 4934812), (8, 2467406), (16, 1233703), (47, 419984), (94, 209992), (188, 104996), (376, 52498), (752, 26249)]