20581104

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{22567}}^1$

素因数の和:22597

約数の個数: 40

約数和(自身を含む): 55968640

約数和(自身を除く): 35387536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 22567, 45134, 67701, 90268, 135402, 180536, 270804, 361072, 428773, 541608, 857546, 1083216, 1286319, 1715092, 2572638, 3430184, 5145276, 6860368, 10290552, 20581104]

約数ペア:

[(1, 20581104), (2, 10290552), (3, 6860368), (4, 5145276), (6, 3430184), (8, 2572638), (12, 1715092), (16, 1286319), (19, 1083216), (24, 857546), (38, 541608), (48, 428773), (57, 361072), (76, 270804), (114, 180536), (152, 135402), (228, 90268), (304, 67701), (456, 45134), (912, 22567)]