20248144

素因数分解:

$2^4\times 7^1\times {\mathrm{347}}^1\times {\mathrm{521}}^1$

素因数の和:883

約数の個数: 40

約数和(自身を含む): 45050688

約数和(自身を除く): 24802544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 347, 521, 694, 1042, 1388, 2084, 2429, 2776, 3647, 4168, 4858, 5552, 7294, 8336, 9716, 14588, 19432, 29176, 38864, 58352, 180787, 361574, 723148, 1265509, 1446296, 2531018, 2892592, 5062036, 10124072, 20248144]

約数ペア:

[(1, 20248144), (2, 10124072), (4, 5062036), (7, 2892592), (8, 2531018), (14, 1446296), (16, 1265509), (28, 723148), (56, 361574), (112, 180787), (347, 58352), (521, 38864), (694, 29176), (1042, 19432), (1388, 14588), (2084, 9716), (2429, 8336), (2776, 7294), (3647, 5552), (4168, 4858)]