20911104

素因数分解:

$2^{10}\times 3^2\times {\mathrm{2269}}^1$

素因数の和:2295

約数の個数: 66

約数和(自身を含む): 60406970

約数和(自身を除く): 39495866

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 2269, 2304, 3072, 4538, 4608, 6807, 9076, 9216, 13614, 18152, 20421, 27228, 36304, 40842, 54456, 72608, 81684, 108912, 145216, 163368, 217824, 290432, 326736, 435648, 580864, 653472, 871296, 1161728, 1306944, 1742592, 2323456, 2613888, 3485184, 5227776, 6970368, 10455552, 20911104]

約数ペア:

[(1, 20911104), (2, 10455552), (3, 6970368), (4, 5227776), (6, 3485184), (8, 2613888), (9, 2323456), (12, 1742592), (16, 1306944), (18, 1161728), (24, 871296), (32, 653472), (36, 580864), (48, 435648), (64, 326736), (72, 290432), (96, 217824), (128, 163368), (144, 145216), (192, 108912), (256, 81684), (288, 72608), (384, 54456), (512, 40842), (576, 36304), (768, 27228), (1024, 20421), (1152, 18152), (1536, 13614), (2269, 9216), (2304, 9076), (3072, 6807), (4538, 4608)]