20457626

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{63533}}^1$

素因数の和:63565

約数の個数: 16

約数和(自身を含む): 36595584

約数和(自身を除く): 16137958

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 63533, 127066, 444731, 889462, 1461259, 2922518, 10228813, 20457626]

約数ペア:

[(1, 20457626), (2, 10228813), (7, 2922518), (14, 1461259), (23, 889462), (46, 444731), (161, 127066), (322, 63533)]