20443212

素因数分解:

$2^2\times 3^3\times {\mathrm{73}}^1\times {\mathrm{2593}}^1$

素因数の和:2679

約数の個数: 48

約数和(自身を含む): 53747680

約数和(自身を除く): 33304468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 73, 108, 146, 219, 292, 438, 657, 876, 1314, 1971, 2593, 2628, 3942, 5186, 7779, 7884, 10372, 15558, 23337, 31116, 46674, 70011, 93348, 140022, 189289, 280044, 378578, 567867, 757156, 1135734, 1703601, 2271468, 3407202, 5110803, 6814404, 10221606, 20443212]

約数ペア:

[(1, 20443212), (2, 10221606), (3, 6814404), (4, 5110803), (6, 3407202), (9, 2271468), (12, 1703601), (18, 1135734), (27, 757156), (36, 567867), (54, 378578), (73, 280044), (108, 189289), (146, 140022), (219, 93348), (292, 70011), (438, 46674), (657, 31116), (876, 23337), (1314, 15558), (1971, 10372), (2593, 7884), (2628, 7779), (3942, 5186)]