19663624

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1$

素因数の和:813

約数の個数: 32

約数和(自身を含む): 38491200

約数和(自身を除く): 18827576

約数列:

[1, 2, 4, 8, 29, 58, 116, 131, 232, 262, 524, 647, 1048, 1294, 2588, 3799, 5176, 7598, 15196, 18763, 30392, 37526, 75052, 84757, 150104, 169514, 339028, 678056, 2457953, 4915906, 9831812, 19663624]

約数ペア:

[(1, 19663624), (2, 9831812), (4, 4915906), (8, 2457953), (29, 678056), (58, 339028), (116, 169514), (131, 150104), (232, 84757), (262, 75052), (524, 37526), (647, 30392), (1048, 18763), (1294, 15196), (2588, 7598), (3799, 5176)]