18767736

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20051}}^1$

素因数の和:20076

約数の個数: 48

約数和(自身を含む): 54741960

約数和(自身を除く): 35974224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 20051, 40102, 60153, 80204, 120306, 160408, 180459, 240612, 260663, 360918, 481224, 521326, 721836, 781989, 1042652, 1443672, 1563978, 2085304, 2345967, 3127956, 4691934, 6255912, 9383868, 18767736]

約数ペア:

[(1, 18767736), (2, 9383868), (3, 6255912), (4, 4691934), (6, 3127956), (8, 2345967), (9, 2085304), (12, 1563978), (13, 1443672), (18, 1042652), (24, 781989), (26, 721836), (36, 521326), (39, 481224), (52, 360918), (72, 260663), (78, 240612), (104, 180459), (117, 160408), (156, 120306), (234, 80204), (312, 60153), (468, 40102), (936, 20051)]