16991208

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{2017}}^1$

素因数の和:2048

約数の個数: 80

約数和(自身を含む): 51277380

約数和(自身を除く): 34286172

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2017, 2106, 2808, 4034, 4212, 6051, 8068, 8424, 12102, 16136, 18153, 24204, 26221, 36306, 48408, 52442, 54459, 72612, 78663, 104884, 108918, 145224, 157326, 163377, 209768, 217836, 235989, 314652, 326754, 435672, 471978, 629304, 653508, 707967, 943956, 1307016, 1415934, 1887912, 2123901, 2831868, 4247802, 5663736, 8495604, 16991208]

約数ペア:

[(1, 16991208), (2, 8495604), (3, 5663736), (4, 4247802), (6, 2831868), (8, 2123901), (9, 1887912), (12, 1415934), (13, 1307016), (18, 943956), (24, 707967), (26, 653508), (27, 629304), (36, 471978), (39, 435672), (52, 326754), (54, 314652), (72, 235989), (78, 217836), (81, 209768), (104, 163377), (108, 157326), (117, 145224), (156, 108918), (162, 104884), (216, 78663), (234, 72612), (312, 54459), (324, 52442), (351, 48408), (468, 36306), (648, 26221), (702, 24204), (936, 18153), (1053, 16136), (1404, 12102), (2017, 8424), (2106, 8068), (2808, 6051), (4034, 4212)]