18932537

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1$

素因数の和:584

約数の個数: 16

約数和(自身を含む): 21288960

約数和(自身を除く): 2356423

約数列:

[1, 13, 31, 109, 403, 431, 1417, 3379, 5603, 13361, 43927, 46979, 173693, 610727, 1456349, 18932537]

約数ペア:

[(1, 18932537), (13, 1456349), (31, 610727), (109, 173693), (403, 46979), (431, 43927), (1417, 13361), (3379, 5603)]