20087811081

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{4673}}^1$

素因数の和:5063

約数の個数: 64

約数和(自身を含む): 33021623040

約数和(自身を除く): 12933811959

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 331, 333, 351, 481, 993, 999, 1443, 2979, 4303, 4329, 4673, 8937, 12247, 12909, 12987, 14019, 36741, 38727, 42057, 60749, 110223, 116181, 126171, 159211, 172901, 182247, 330669, 477633, 518703, 546741, 1432899, 1546763, 1556109, 1640223, 2247713, 4298697, 4640289, 4668327, 6743139, 13920867, 20107919, 20229417, 41762601, 57230231, 60323757, 60688251, 171690693, 180971271, 515072079, 542913813, 743993003, 1545216237, 2231979009, 6695937027, 20087811081]

約数ペア:

[(1, 20087811081), (3, 6695937027), (9, 2231979009), (13, 1545216237), (27, 743993003), (37, 542913813), (39, 515072079), (111, 180971271), (117, 171690693), (331, 60688251), (333, 60323757), (351, 57230231), (481, 41762601), (993, 20229417), (999, 20107919), (1443, 13920867), (2979, 6743139), (4303, 4668327), (4329, 4640289), (4673, 4298697), (8937, 2247713), (12247, 1640223), (12909, 1556109), (12987, 1546763), (14019, 1432899), (36741, 546741), (38727, 518703), (42057, 477633), (60749, 330669), (110223, 182247), (116181, 172901), (126171, 159211)]