20582884

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1031}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 44384256

約数和(自身を除く): 23801372

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 62, 92, 124, 161, 217, 322, 434, 644, 713, 868, 1031, 1426, 2062, 2852, 4124, 4991, 7217, 9982, 14434, 19964, 23713, 28868, 31961, 47426, 63922, 94852, 127844, 165991, 223727, 331982, 447454, 663964, 735103, 894908, 1470206, 2940412, 5145721, 10291442, 20582884]

約数ペア:

[(1, 20582884), (2, 10291442), (4, 5145721), (7, 2940412), (14, 1470206), (23, 894908), (28, 735103), (31, 663964), (46, 447454), (62, 331982), (92, 223727), (124, 165991), (161, 127844), (217, 94852), (322, 63922), (434, 47426), (644, 31961), (713, 28868), (868, 23713), (1031, 19964), (1426, 14434), (2062, 9982), (2852, 7217), (4124, 4991)]