18539703

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22637}}^1$

素因数の和:22663

約数の個数: 24

約数和(自身を含む): 32960928

約数和(自身を除く): 14421225

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 22637, 67911, 158459, 203733, 294281, 475377, 882843, 1426131, 2059967, 2648529, 6179901, 18539703]

約数ペア:

[(1, 18539703), (3, 6179901), (7, 2648529), (9, 2059967), (13, 1426131), (21, 882843), (39, 475377), (63, 294281), (91, 203733), (117, 158459), (273, 67911), (819, 22637)]