19148139

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 28314000

約数和(自身を除く): 9165861

約数列:

[1, 3, 9, 109, 131, 149, 327, 393, 447, 981, 1179, 1341, 14279, 16241, 19519, 42837, 48723, 58557, 128511, 146169, 175671, 2127571, 6382713, 19148139]

約数ペア:

[(1, 19148139), (3, 6382713), (9, 2127571), (109, 175671), (131, 146169), (149, 128511), (327, 58557), (393, 48723), (447, 42837), (981, 19519), (1179, 16241), (1341, 14279)]