18761841

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1873}}^1$

素因数の和:1942

約数の個数: 32

約数和(自身を含む): 32382720

約数和(自身を除く): 13620879

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 477, 1113, 1431, 1873, 3339, 5619, 10017, 13111, 16857, 39333, 50571, 99269, 117999, 297807, 353997, 694883, 893421, 2084649, 2680263, 6253947, 18761841]

約数ペア:

[(1, 18761841), (3, 6253947), (7, 2680263), (9, 2084649), (21, 893421), (27, 694883), (53, 353997), (63, 297807), (159, 117999), (189, 99269), (371, 50571), (477, 39333), (1113, 16857), (1431, 13111), (1873, 10017), (3339, 5619)]