19806592

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{11903}}^1$

素因数の和:11930

約数の個数: 32

約数和(自身を含む): 42497280

約数和(自身を除く): 22690688

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 11903, 23806, 47612, 95224, 154739, 190448, 309478, 380896, 618956, 761792, 1237912, 1523584, 2475824, 4951648, 9903296, 19806592]

約数ペア:

[(1, 19806592), (2, 9903296), (4, 4951648), (8, 2475824), (13, 1523584), (16, 1237912), (26, 761792), (32, 618956), (52, 380896), (64, 309478), (104, 190448), (128, 154739), (208, 95224), (416, 47612), (832, 23806), (1664, 11903)]