12722128

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:403

約数の個数: 40

約数和(自身を含む): 25998336

約数和(自身を除く): 13276208

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 181, 184, 191, 362, 368, 382, 724, 764, 1448, 1528, 2896, 3056, 4163, 4393, 8326, 8786, 16652, 17572, 33304, 34571, 35144, 66608, 69142, 70288, 138284, 276568, 553136, 795133, 1590266, 3180532, 6361064, 12722128]

約数ペア:

[(1, 12722128), (2, 6361064), (4, 3180532), (8, 1590266), (16, 795133), (23, 553136), (46, 276568), (92, 138284), (181, 70288), (184, 69142), (191, 66608), (362, 35144), (368, 34571), (382, 33304), (724, 17572), (764, 16652), (1448, 8786), (1528, 8326), (2896, 4393), (3056, 4163)]