19504331

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{577}}^1$

素因数の和:1034

約数の個数: 16

約数和(自身を含む): 24414720

約数和(自身を除く): 4910389

約数列:

[1, 7, 11, 77, 439, 577, 3073, 4039, 4829, 6347, 33803, 44429, 253303, 1773121, 2786333, 19504331]

約数ペア:

[(1, 19504331), (7, 2786333), (11, 1773121), (77, 253303), (439, 44429), (577, 33803), (3073, 6347), (4039, 4829)]