20363672

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4603}}^1$

素因数の和:4695

約数の個数: 32

約数和(自身を含む): 44198400

約数和(自身を除く): 23834728

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 4603, 9206, 18412, 32221, 36824, 64442, 128884, 257768, 363637, 727274, 1454548, 2545459, 2909096, 5090918, 10181836, 20363672]

約数ペア:

[(1, 20363672), (2, 10181836), (4, 5090918), (7, 2909096), (8, 2545459), (14, 1454548), (28, 727274), (56, 363637), (79, 257768), (158, 128884), (316, 64442), (553, 36824), (632, 32221), (1106, 18412), (2212, 9206), (4424, 4603)]