20480012

素因数分解:

$2^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{2699}}^1$

素因数の和:2981

約数の個数: 24

約数和(自身を含む): 41126400

約数和(自身を除く): 20646388

約数列:

[1, 2, 4, 7, 14, 28, 271, 542, 1084, 1897, 2699, 3794, 5398, 7588, 10796, 18893, 37786, 75572, 731429, 1462858, 2925716, 5120003, 10240006, 20480012]

約数ペア:

[(1, 20480012), (2, 10240006), (4, 5120003), (7, 2925716), (14, 1462858), (28, 731429), (271, 75572), (542, 37786), (1084, 18893), (1897, 10796), (2699, 7588), (3794, 5398)]