20166722

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{7187}}^1$

素因数の和:7273

約数の個数: 16

約数和(自身を含む): 32087232

約数和(自身を除く): 11920510

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 7187, 14374, 165301, 330602, 438407, 876814, 10083361, 20166722]

約数ペア:

[(1, 20166722), (2, 10083361), (23, 876814), (46, 438407), (61, 330602), (122, 165301), (1403, 14374), (2806, 7187)]