15865856

素因数分解:

$2^{11}\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 32497920

約数和(自身を除く): 16632064

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 127, 128, 244, 254, 256, 488, 508, 512, 976, 1016, 1024, 1952, 2032, 2048, 3904, 4064, 7747, 7808, 8128, 15494, 15616, 16256, 30988, 31232, 32512, 61976, 62464, 65024, 123952, 124928, 130048, 247904, 260096, 495808, 991616, 1983232, 3966464, 7932928, 15865856]

約数ペア:

[(1, 15865856), (2, 7932928), (4, 3966464), (8, 1983232), (16, 991616), (32, 495808), (61, 260096), (64, 247904), (122, 130048), (127, 124928), (128, 123952), (244, 65024), (254, 62464), (256, 61976), (488, 32512), (508, 31232), (512, 30988), (976, 16256), (1016, 15616), (1024, 15494), (1952, 8128), (2032, 7808), (2048, 7747), (3904, 4064)]