20006856

素因数分解:

$2^3\times 3^2\times {\mathrm{241}}^1\times {\mathrm{1153}}^1$

素因数の和:1406

約数の個数: 48

約数和(自身を含む): 54457260

約数和(自身を除く): 34450404

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 241, 482, 723, 964, 1153, 1446, 1928, 2169, 2306, 2892, 3459, 4338, 4612, 5784, 6918, 8676, 9224, 10377, 13836, 17352, 20754, 27672, 41508, 83016, 277873, 555746, 833619, 1111492, 1667238, 2222984, 2500857, 3334476, 5001714, 6668952, 10003428, 20006856]

約数ペア:

[(1, 20006856), (2, 10003428), (3, 6668952), (4, 5001714), (6, 3334476), (8, 2500857), (9, 2222984), (12, 1667238), (18, 1111492), (24, 833619), (36, 555746), (72, 277873), (241, 83016), (482, 41508), (723, 27672), (964, 20754), (1153, 17352), (1446, 13836), (1928, 10377), (2169, 9224), (2306, 8676), (2892, 6918), (3459, 5784), (4338, 4612)]