19683774

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1117}}^1$

素因数の和:1225

約数の個数: 48

約数和(自身を含む): 47090160

約数和(自身を除く): 27406386

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 89, 99, 178, 198, 267, 534, 801, 979, 1117, 1602, 1958, 2234, 2937, 3351, 5874, 6702, 8811, 10053, 12287, 17622, 20106, 24574, 36861, 73722, 99413, 110583, 198826, 221166, 298239, 596478, 894717, 1093543, 1789434, 2187086, 3280629, 6561258, 9841887, 19683774]

約数ペア:

[(1, 19683774), (2, 9841887), (3, 6561258), (6, 3280629), (9, 2187086), (11, 1789434), (18, 1093543), (22, 894717), (33, 596478), (66, 298239), (89, 221166), (99, 198826), (178, 110583), (198, 99413), (267, 73722), (534, 36861), (801, 24574), (979, 20106), (1117, 17622), (1602, 12287), (1958, 10053), (2234, 8811), (2937, 6702), (3351, 5874)]