19075119

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{541}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 30802944

約数和(自身を除く): 11727825

約数列:

[1, 3, 7, 21, 23, 69, 73, 161, 219, 483, 511, 541, 1533, 1623, 1679, 3787, 5037, 11361, 11753, 12443, 35259, 37329, 39493, 87101, 118479, 261303, 276451, 829353, 908339, 2725017, 6358373, 19075119]

約数ペア:

[(1, 19075119), (3, 6358373), (7, 2725017), (21, 908339), (23, 829353), (69, 276451), (73, 261303), (161, 118479), (219, 87101), (483, 39493), (511, 37329), (541, 35259), (1533, 12443), (1623, 11753), (1679, 11361), (3787, 5037)]