19279179

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1607}}^1$

素因数の和:1687

約数の個数: 24

約数和(自身を含む): 29432832

約数和(自身を除く): 10153653

約数列:

[1, 3, 9, 31, 43, 93, 129, 279, 387, 1333, 1607, 3999, 4821, 11997, 14463, 49817, 69101, 149451, 207303, 448353, 621909, 2142131, 6426393, 19279179]

約数ペア:

[(1, 19279179), (3, 6426393), (9, 2142131), (31, 621909), (43, 448353), (93, 207303), (129, 149451), (279, 69101), (387, 49817), (1333, 14463), (1607, 11997), (3999, 4821)]