19963548

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{4583}}^1$

素因数の和:4615

約数の個数: 54

約数和(自身を含む): 55480152

約数和(自身を除く): 35516604

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 4583, 9166, 13749, 18332, 27498, 41247, 50413, 54996, 82494, 100826, 151239, 164988, 201652, 302478, 453717, 554543, 604956, 907434, 1109086, 1663629, 1814868, 2218172, 3327258, 4990887, 6654516, 9981774, 19963548]

約数ペア:

[(1, 19963548), (2, 9981774), (3, 6654516), (4, 4990887), (6, 3327258), (9, 2218172), (11, 1814868), (12, 1663629), (18, 1109086), (22, 907434), (33, 604956), (36, 554543), (44, 453717), (66, 302478), (99, 201652), (121, 164988), (132, 151239), (198, 100826), (242, 82494), (363, 54996), (396, 50413), (484, 41247), (726, 27498), (1089, 18332), (1452, 13749), (2178, 9166), (4356, 4583)]