19813437

素因数分解:

$3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1327}}^1$

素因数の和:1422

約数の個数: 32

約数和(自身を含む): 33996800

約数和(自身を除く): 14183363

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 189, 237, 553, 711, 1327, 1659, 2133, 3981, 4977, 9289, 11943, 14931, 27867, 35829, 83601, 104833, 250803, 314499, 733831, 943497, 2201493, 2830491, 6604479, 19813437]

約数ペア:

[(1, 19813437), (3, 6604479), (7, 2830491), (9, 2201493), (21, 943497), (27, 733831), (63, 314499), (79, 250803), (189, 104833), (237, 83601), (553, 35829), (711, 27867), (1327, 14931), (1659, 11943), (2133, 9289), (3981, 4977)]