20137513552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{309313}}^1$

素因数の和:309647

約数の個数: 40

約数和(自身を含む): 42152074664

約数和(自身を除く): 22014561112

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 313, 626, 1252, 2504, 4069, 5008, 8138, 16276, 32552, 65104, 309313, 618626, 1237252, 2474504, 4021069, 4949008, 8042138, 16084276, 32168552, 64337104, 96814969, 193629938, 387259876, 774519752, 1258594597, 1549039504, 2517189194, 5034378388, 10068756776, 20137513552]

約数ペア:

[(1, 20137513552), (2, 10068756776), (4, 5034378388), (8, 2517189194), (13, 1549039504), (16, 1258594597), (26, 774519752), (52, 387259876), (104, 193629938), (208, 96814969), (313, 64337104), (626, 32168552), (1252, 16084276), (2504, 8042138), (4069, 4949008), (5008, 4021069), (8138, 2474504), (16276, 1237252), (32552, 618626), (65104, 309313)]