19416951

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{383}}^1$

素因数の和:563

約数の個数: 24

約数和(自身を含む): 28993536

約数和(自身を除く): 9576585

約数列:

[1, 3, 9, 43, 129, 131, 383, 387, 393, 1149, 1179, 3447, 5633, 16469, 16899, 49407, 50173, 50697, 148221, 150519, 451557, 2157439, 6472317, 19416951]

約数ペア:

[(1, 19416951), (3, 6472317), (9, 2157439), (43, 451557), (129, 150519), (131, 148221), (383, 50697), (387, 50173), (393, 49407), (1149, 16899), (1179, 16469), (3447, 5633)]