20347701605

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1289053}}^1$

素因数の和:1289117

約数の個数: 32

約数和(自身を含む): 31184794368

約数和(自身を除く): 10837092763

約数列:

[1, 5, 7, 11, 35, 41, 55, 77, 205, 287, 385, 451, 1435, 2255, 3157, 15785, 1289053, 6445265, 9023371, 14179583, 45116855, 52851173, 70897915, 99257081, 264255865, 369958211, 496285405, 581362903, 1849791055, 2906814515, 4069540321, 20347701605]

約数ペア:

[(1, 20347701605), (5, 4069540321), (7, 2906814515), (11, 1849791055), (35, 581362903), (41, 496285405), (55, 369958211), (77, 264255865), (205, 99257081), (287, 70897915), (385, 52851173), (451, 45116855), (1435, 14179583), (2255, 9023371), (3157, 6445265), (15785, 1289053)]