19488677

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1307}}^1$

素因数の和:1388

約数の個数: 16

約数和(自身を含む): 22267392

約数和(自身を除く): 2778715

約数列:

[1, 13, 31, 37, 403, 481, 1147, 1307, 14911, 16991, 40517, 48359, 526721, 628667, 1499129, 19488677]

約数ペア:

[(1, 19488677), (13, 1499129), (31, 628667), (37, 526721), (403, 48359), (481, 40517), (1147, 16991), (1307, 14911)]