20868288

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{15527}}^1$

素因数の和:15549

約数の個数: 56

約数和(自身を含む): 63105792

約数和(自身を除く): 42237504

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 15527, 31054, 46581, 62108, 93162, 108689, 124216, 186324, 217378, 248432, 326067, 372648, 434756, 496864, 652134, 745296, 869512, 993728, 1304268, 1490592, 1739024, 2608536, 2981184, 3478048, 5217072, 6956096, 10434144, 20868288]

約数ペア:

[(1, 20868288), (2, 10434144), (3, 6956096), (4, 5217072), (6, 3478048), (7, 2981184), (8, 2608536), (12, 1739024), (14, 1490592), (16, 1304268), (21, 993728), (24, 869512), (28, 745296), (32, 652134), (42, 496864), (48, 434756), (56, 372648), (64, 326067), (84, 248432), (96, 217378), (112, 186324), (168, 124216), (192, 108689), (224, 93162), (336, 62108), (448, 46581), (672, 31054), (1344, 15527)]