19670704

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{53453}}^1$

素因数の和:53484

約数の個数: 20

約数和(自身を含む): 39769776

約数和(自身を除く): 20099072

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 53453, 106906, 213812, 427624, 855248, 1229419, 2458838, 4917676, 9835352, 19670704]

約数ペア:

[(1, 19670704), (2, 9835352), (4, 4917676), (8, 2458838), (16, 1229419), (23, 855248), (46, 427624), (92, 213812), (184, 106906), (368, 53453)]