19713127

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{269}}^1$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 24688800

約数和(自身を除く): 4975673

約数列:

[1, 7, 19, 29, 133, 203, 269, 361, 551, 1883, 2527, 3857, 5111, 7801, 10469, 35777, 54607, 73283, 97109, 148219, 679763, 1037533, 2816161, 19713127]

約数ペア:

[(1, 19713127), (7, 2816161), (19, 1037533), (29, 679763), (133, 148219), (203, 97109), (269, 73283), (361, 54607), (551, 35777), (1883, 10469), (2527, 7801), (3857, 5111)]