20136452

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1447}}^1$

素因数の和:1536

約数の個数: 36

約数和(自身を含む): 41598144

約数和(自身を除く): 21461692

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1447, 1988, 2894, 3479, 5788, 6958, 10129, 13916, 20258, 40516, 70903, 102737, 141806, 205474, 283612, 410948, 719159, 1438318, 2876636, 5034113, 10068226, 20136452]

約数ペア:

[(1, 20136452), (2, 10068226), (4, 5034113), (7, 2876636), (14, 1438318), (28, 719159), (49, 410948), (71, 283612), (98, 205474), (142, 141806), (196, 102737), (284, 70903), (497, 40516), (994, 20258), (1447, 13916), (1988, 10129), (2894, 6958), (3479, 5788)]