16721552

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{45439}}^1$

素因数の和:45470

約数の個数: 20

約数和(自身を含む): 33807360

約数和(自身を除く): 17085808

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 45439, 90878, 181756, 363512, 727024, 1045097, 2090194, 4180388, 8360776, 16721552]

約数ペア:

[(1, 16721552), (2, 8360776), (4, 4180388), (8, 2090194), (16, 1045097), (23, 727024), (46, 363512), (92, 181756), (184, 90878), (368, 45439)]