20163984883

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{8419}}^1$

素因数の和:8651

約数の個数: 32

約数和(自身を含む): 24125657600

約数和(自身を除く): 3961672717

約数列:

[1, 7, 43, 73, 109, 301, 511, 763, 3139, 4687, 7957, 8419, 21973, 32809, 55699, 58933, 342151, 362017, 614587, 917671, 2395057, 2534119, 4302109, 6423697, 26427241, 39459853, 66989983, 184990687, 276218971, 468929881, 2880569269, 20163984883]

約数ペア:

[(1, 20163984883), (7, 2880569269), (43, 468929881), (73, 276218971), (109, 184990687), (301, 66989983), (511, 39459853), (763, 26427241), (3139, 6423697), (4687, 4302109), (7957, 2534119), (8419, 2395057), (21973, 917671), (32809, 614587), (55699, 362017), (58933, 342151)]