20762478

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5519}}^1$

素因数の和:5557

約数の個数: 48

約数和(自身を含む): 51667200

約数和(自身を除く): 30904722

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 171, 198, 209, 342, 418, 627, 1254, 1881, 3762, 5519, 11038, 16557, 33114, 49671, 60709, 99342, 104861, 121418, 182127, 209722, 314583, 364254, 546381, 629166, 943749, 1092762, 1153471, 1887498, 2306942, 3460413, 6920826, 10381239, 20762478]

約数ペア:

[(1, 20762478), (2, 10381239), (3, 6920826), (6, 3460413), (9, 2306942), (11, 1887498), (18, 1153471), (19, 1092762), (22, 943749), (33, 629166), (38, 546381), (57, 364254), (66, 314583), (99, 209722), (114, 182127), (171, 121418), (198, 104861), (209, 99342), (342, 60709), (418, 49671), (627, 33114), (1254, 16557), (1881, 11038), (3762, 5519)]