20349072

素因数分解:

$2^4\times 3^2\times {\mathrm{251}}^1\times {\mathrm{563}}^1$

素因数の和:828

約数の個数: 60

約数和(自身を含む): 57277584

約数和(自身を除く): 36928512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 251, 502, 563, 753, 1004, 1126, 1506, 1689, 2008, 2252, 2259, 3012, 3378, 4016, 4504, 4518, 5067, 6024, 6756, 9008, 9036, 10134, 12048, 13512, 18072, 20268, 27024, 36144, 40536, 81072, 141313, 282626, 423939, 565252, 847878, 1130504, 1271817, 1695756, 2261008, 2543634, 3391512, 5087268, 6783024, 10174536, 20349072]

約数ペア:

[(1, 20349072), (2, 10174536), (3, 6783024), (4, 5087268), (6, 3391512), (8, 2543634), (9, 2261008), (12, 1695756), (16, 1271817), (18, 1130504), (24, 847878), (36, 565252), (48, 423939), (72, 282626), (144, 141313), (251, 81072), (502, 40536), (563, 36144), (753, 27024), (1004, 20268), (1126, 18072), (1506, 13512), (1689, 12048), (2008, 10134), (2252, 9036), (2259, 9008), (3012, 6756), (3378, 6024), (4016, 5067), (4504, 4518)]