1820656

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:193

約数の個数: 40

約数和(自身を含む): 3816720

約数和(自身を除く): 1996064

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 106, 113, 152, 212, 226, 304, 424, 452, 848, 904, 1007, 1808, 2014, 2147, 4028, 4294, 5989, 8056, 8588, 11978, 16112, 17176, 23956, 34352, 47912, 95824, 113791, 227582, 455164, 910328, 1820656]

約数ペア:

[(1, 1820656), (2, 910328), (4, 455164), (8, 227582), (16, 113791), (19, 95824), (38, 47912), (53, 34352), (76, 23956), (106, 17176), (113, 16112), (152, 11978), (212, 8588), (226, 8056), (304, 5989), (424, 4294), (452, 4028), (848, 2147), (904, 2014), (1007, 1808)]