20093868

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1013}}^1$

素因数の和:1071

約数の個数: 72

約数和(自身を含む): 55364400

約数和(自身を除く): 35270532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 36, 38, 57, 58, 76, 87, 114, 116, 171, 174, 228, 261, 342, 348, 522, 551, 684, 1013, 1044, 1102, 1653, 2026, 2204, 3039, 3306, 4052, 4959, 6078, 6612, 9117, 9918, 12156, 18234, 19247, 19836, 29377, 36468, 38494, 57741, 58754, 76988, 88131, 115482, 117508, 173223, 176262, 230964, 264393, 346446, 352524, 528786, 558163, 692892, 1057572, 1116326, 1674489, 2232652, 3348978, 5023467, 6697956, 10046934, 20093868]

約数ペア:

[(1, 20093868), (2, 10046934), (3, 6697956), (4, 5023467), (6, 3348978), (9, 2232652), (12, 1674489), (18, 1116326), (19, 1057572), (29, 692892), (36, 558163), (38, 528786), (57, 352524), (58, 346446), (76, 264393), (87, 230964), (114, 176262), (116, 173223), (171, 117508), (174, 115482), (228, 88131), (261, 76988), (342, 58754), (348, 57741), (522, 38494), (551, 36468), (684, 29377), (1013, 19836), (1044, 19247), (1102, 18234), (1653, 12156), (2026, 9918), (2204, 9117), (3039, 6612), (3306, 6078), (4052, 4959)]