19438504

素因数分解:

$2^3\times {\mathrm{61}}^2\times {\mathrm{653}}^1$

素因数の和:781

約数の個数: 24

約数和(自身を含む): 37111230

約数和(自身を除く): 17672726

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 653, 1306, 2612, 3721, 5224, 7442, 14884, 29768, 39833, 79666, 159332, 318664, 2429813, 4859626, 9719252, 19438504]

約数ペア:

[(1, 19438504), (2, 9719252), (4, 4859626), (8, 2429813), (61, 318664), (122, 159332), (244, 79666), (488, 39833), (653, 29768), (1306, 14884), (2612, 7442), (3721, 5224)]