20398584

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{11971}}^1$

素因数の和:12051

約数の個数: 32

約数和(自身を含む): 51719040

約数和(自身を除く): 31320456

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 11971, 23942, 35913, 47884, 71826, 95768, 143652, 287304, 849941, 1699882, 2549823, 3399764, 5099646, 6799528, 10199292, 20398584]

約数ペア:

[(1, 20398584), (2, 10199292), (3, 6799528), (4, 5099646), (6, 3399764), (8, 2549823), (12, 1699882), (24, 849941), (71, 287304), (142, 143652), (213, 95768), (284, 71826), (426, 47884), (568, 35913), (852, 23942), (1704, 11971)]